{"id":276,"date":"2021-01-13T18:06:24","date_gmt":"2021-01-13T18:06:24","guid":{"rendered":"https:\/\/www.squeezethatlemon.net\/?page_id=276"},"modified":"2021-02-08T15:46:22","modified_gmt":"2021-02-08T15:46:22","slug":"what-is-an-isbn-or-issn","status":"publish","type":"page","link":"https:\/\/www.squeezethatlemon.net\/index.php\/what-is-an-isbn-or-issn\/","title":{"rendered":"What is an ISBN or ISSN"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"276\" class=\"elementor elementor-276\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-863831d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"863831d\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-d66591c\" data-id=\"d66591c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2eabb1b elementor-widget elementor-widget-heading\" data-id=\"2eabb1b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What is an ISBN?<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bb3a851 elementor-widget elementor-widget-text-editor\" data-id=\"bb3a851\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>An\u00a0<strong>ISBN<\/strong>\u00a0is simply an\u00a0<strong>I<\/strong>nternational\u00a0<strong>S<\/strong>tandard\u00a0<strong>B<\/strong>ook\u00a0<strong>N<\/strong>umber.<\/p><p>ISBNs were 10 digits in length up to the end of December 2006, but since 1 January 2007 they now always consist of 13 digits. ISBNs are calculated using a specific mathematical formula and include a check digit to validate the number.<\/p><p>Each ISBN consists of 5 elements with each section being separated by spaces or hyphens. Three of the five elements may be of varying length:<\/p><ul><li><strong>EAN Prefix element<\/strong>\u00a0\u2013 The International Article Number (EAN) prefix currently can only be either 978 or 979. It is always 3 digits long.<\/li><li><strong>Registration group element<\/strong>\u00a0\u2013 this identifies the particular country, geographical region, or language area participating in the ISBN system. This element can be between 1 and 5 digits long.<\/li><li><strong>Registrant element<\/strong>\u00a0\u2013 this identifies the particular publisher or imprint.\u00a0This can be up to 7 digits long.<\/li><li><strong>Publication element<\/strong>\u00a0\u2013 this identifies the particular edition and format of a specific title. This can be up to 6 digits long.<\/li><li><strong>Check digit<\/strong>\u00a0\u2013 this is always the final single digit that mathematically validates the rest of the number. It is calculated using a Modulus 10 system with alternate weights of 1 and 3.<\/li><\/ul><p>All you really need to know is that each book will have a unique number which is the number under the bar code normally found on the back bottom left or right hand corner.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-420d01e elementor-widget elementor-widget-image\" data-id=\"420d01e\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"304\" src=\"https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/ISBN-Image-Graphic-V3-1-1024x304.jpg\" class=\"attachment-large size-large wp-image-293\" alt=\"\" srcset=\"https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/ISBN-Image-Graphic-V3-1-1024x304.jpg 1024w, https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/ISBN-Image-Graphic-V3-1-300x89.jpg 300w, https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/ISBN-Image-Graphic-V3-1-768x228.jpg 768w, https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/ISBN-Image-Graphic-V3-1-1536x455.jpg 1536w, https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/ISBN-Image-Graphic-V3-1-2048x607.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-02d7f09 elementor-widget elementor-widget-text-editor\" data-id=\"02d7f09\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong>What is an ISBN used for?<\/strong><\/p><p>An ISBN is essentially a product identifier used by publishers, booksellers, libraries, internet retailers and other supply chain participants for ordering, listing, sales records and stock control purposes. The ISBN identifies the registrant as well as the specific title, edition and format.<\/p><p>If you would like more information on the wacky world of ISBNs here is a link to the\u00a0<a href=\"https:\/\/www.isbn-international.org\/\" target=\"_blank\" rel=\"noopener nofollow\"><strong>National ISBN Agency.<\/strong><\/a><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8fd7944 elementor-widget elementor-widget-image\" data-id=\"8fd7944\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"911\" src=\"https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/Squeeze-that-Lemon-Two-Half-Slices-dripping-GBP-1024x911.jpg\" class=\"attachment-large size-large wp-image-663\" alt=\"\" srcset=\"https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/Squeeze-that-Lemon-Two-Half-Slices-dripping-GBP-1024x911.jpg 1024w, https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/Squeeze-that-Lemon-Two-Half-Slices-dripping-GBP-300x267.jpg 300w, https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/Squeeze-that-Lemon-Two-Half-Slices-dripping-GBP-768x683.jpg 768w, https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/Squeeze-that-Lemon-Two-Half-Slices-dripping-GBP.jpg 1060w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-7f988c5\" data-id=\"7f988c5\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1f4c6d1 elementor-widget elementor-widget-heading\" data-id=\"1f4c6d1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What is an ISSN?<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0c2abd5 elementor-widget elementor-widget-text-editor\" data-id=\"0c2abd5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>An ISSN is 8 digits long and is used to uniquely identify serial publications such as newspapers, journals, magazines and periodicals of all kinds and on all media including print and electronic.\u00a0 It may also come with the International Article Number (also known as European Article Number or EAN) three digit prefix, which is always 977 for periodicals.<\/p><p>An ISSN is comprised of\u00a0 2 groups of 4 digits, separated by a hyphen. The eighth digit is a check digit.\u00a0 This is calculated by an algorithm using the other 7 digits and can sometimes be replaced by an \u201cX\u201d if the result of running the algorithm is equal to 10 to avoid adding a ninth digit to the ISSN for consistency.<\/p><p>An ISSN can also be represented on a periodical in a 13 digit format consisting of 4 elements with each section being separated by spaces or hyphens as described below.\u00a0\u00a0<\/p><ul><li><strong>EAN Prefix element<\/strong>\u00a0\u2013 The International Article Number (EAN) prefix can only be 977 for periodicals.\u00a0 It is always 3 digits long.<\/li><li><strong>Title ISSN element<\/strong>\u00a0\u2013 the first 7 digits of the ISSN without the hyphen or the check digit, this identifies the periodical.<\/li><li><strong>Edition Varient element<\/strong>\u00a0\u2013 2 variable digits that can be used by the publisher to express additional information such as a price change etc.\u00a0<\/li><li><strong>Check digit<\/strong>\u00a0\u2013 always the final single digit, or \u201cX\u201d, that mathematically validates the rest, calculated using a Modulus 10 system.<\/li><\/ul><p>An issue number comprises of 2 or 5 digits can also feature on periodical bar codes as shown in the image below:<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-455d264 elementor-widget elementor-widget-image\" data-id=\"455d264\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"659\" src=\"https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/Issn-barcode-explained-1024x659.png\" class=\"attachment-large size-large wp-image-284\" alt=\"\" srcset=\"https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/Issn-barcode-explained-1024x659.png 1024w, https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/Issn-barcode-explained-300x193.png 300w, https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/Issn-barcode-explained-768x494.png 768w, https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/2021\/01\/Issn-barcode-explained.png 1399w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f332cdb elementor-widget elementor-widget-text-editor\" data-id=\"f332cdb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>All you really need to know is that each magazine or periodical will have a unique number which is the number over or under the bar code normally found on the front bottom left or right hand corner.\u00a0\u00a0If your work is published in magazines etc. then you should be aware of\u00a0ISSN.\u00a0 Magazines usually have the same ISSN for every edition \/ issue\u00a0 Treat these the same as a book\u2019s ISBN when making a log of all your published work.<\/p><p><strong>What is an ISSN used for?<\/strong><\/p><p>\u00a0The ISSN is especially helpful in distinguishing between serials with the same title. ISSN are used in ordering, cataloging, interlibrary loans, and other practices in connection with serial literature<\/p><p>Similar to ISBNs for books an ISSN is essentially a product identifier used by publishers, booksellers, libraries, internet retailers and other supply chain participants for ordering, listing, sales records and stock control purposes.<\/p><p>If you would like more information on the wacky world of ISSNs then please click\u00a0<strong><a href=\"https:\/\/www.issn.org\/\" rel=\"nofollow noopener\" target=\"_blank\">here<\/a><\/strong>.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-765c470b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"765c470b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-51d55780\" data-id=\"51d55780\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-122427a5 elementor-widget elementor-widget-image\" data-id=\"122427a5\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/elementor\/thumbs\/Squeeze-that-Lemon-Lemonsx4-p19i2zz2apjl6u30ztbd4wrxx1uihr9gu5d368qncs.jpg\" title=\"Squeeze-that-Lemon-Lemonsx4\" alt=\"Squeeze-that-Lemon-Lemonsx4\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-554c1d0b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"554c1d0b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7e384ae5\" data-id=\"7e384ae5\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7017983e elementor-widget elementor-widget-heading\" data-id=\"7017983e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Recommended Reading<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-29d11d8f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"29d11d8f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-112b5b0e\" data-id=\"112b5b0e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-51c20737 elementor-widget elementor-widget-heading\" data-id=\"51c20737\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/www.squeezethatlemon.net\/index.php\/maximise-your-income-as-as-author-illustrator-etc\/\">Ten Starter Tips<\/a><\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3a9d9157 elementor-widget elementor-widget-text-editor\" data-id=\"3a9d9157\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>How to start maximising your income as an Author, Illustrator etc.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-176b733a\" data-id=\"176b733a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4adcc2b3 elementor-widget elementor-widget-heading\" data-id=\"4adcc2b3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/www.squeezethatlemon.net\/index.php\/create-an-asset-register\/\">Create an Asset Register<\/a><\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-196a78c6 elementor-widget elementor-widget-text-editor\" data-id=\"196a78c6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Setting up a digital record of all your work from scratch.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-65f2d4b7\" data-id=\"65f2d4b7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5c79663c elementor-widget elementor-widget-heading\" data-id=\"5c79663c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/www.squeezethatlemon.net\/index.php\/claim-public-lending-rights\/\">Public Lending Rights<\/a><\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-467b8b8c elementor-widget elementor-widget-text-editor\" data-id=\"467b8b8c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>How to join and make claims in as many places as possible!<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-54ba96b1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"54ba96b1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-64014b10\" data-id=\"64014b10\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5f94181f elementor-widget elementor-widget-heading\" data-id=\"5f94181f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/www.squeezethatlemon.net\/index.php\/dacs-payback\/\">DACS PayBack<\/a><\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2f8eb8d0 elementor-widget elementor-widget-text-editor\" data-id=\"2f8eb8d0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>How to claim DACS Payback&nbsp;<span style=\"font-size: 16px; color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-transform: var( --e-global-typography-text-text-transform );\">(this article is for visual artists only).<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-6360ad15\" data-id=\"6360ad15\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2a4a492b elementor-widget elementor-widget-heading\" data-id=\"2a4a492b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/www.squeezethatlemon.net\/index.php\/secondary-use-royalties-through-alcs\/\">Secondary Use Royalties<\/a><\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3b874d32 elementor-widget elementor-widget-text-editor\" data-id=\"3b874d32\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>How to claim secondary use royalties through ALCS<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-2473ca78\" data-id=\"2473ca78\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4672146 elementor-widget elementor-widget-heading\" data-id=\"4672146\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/www.squeezethatlemon.net\/index.php\/what-is-an-isbn-or-issn\/\">What is an ISBN or ISSN?<\/a><\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3416a145 elementor-widget elementor-widget-text-editor\" data-id=\"3416a145\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>What is an ISBN or an ISSN and why should I care?<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9ace04a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9ace04a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-516cea73\" data-id=\"516cea73\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-67fd2b33 elementor-widget elementor-widget-image\" data-id=\"67fd2b33\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.squeezethatlemon.net\/wp-content\/uploads\/elementor\/thumbs\/Squeeze-that-Lemon-Lemonsx4-p19i2zz2apjl6u30ztbd4wrxx1uihr9gu5d368qncs.jpg\" title=\"Squeeze-that-Lemon-Lemonsx4\" alt=\"Squeeze-that-Lemon-Lemonsx4\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>What is an ISBN? An&nbsp;ISBN&nbsp;is simply an&nbsp;International&nbsp;Standard&nbsp;Book&nbsp;Number. ISBNs were 10 digits in length up to the end of December 2006, but since 1 January 2007 they now always consist of 13 digits. ISBNs are calculated using a specific mathematical formula and include a check digit to validate the number. Each ISBN consists of 5 elements &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.squeezethatlemon.net\/index.php\/what-is-an-isbn-or-issn\/\"> <span class=\"screen-reader-text\">What is an ISBN or ISSN<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"","footnotes":""},"_links":{"self":[{"href":"https:\/\/www.squeezethatlemon.net\/index.php\/wp-json\/wp\/v2\/pages\/276"}],"collection":[{"href":"https:\/\/www.squeezethatlemon.net\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.squeezethatlemon.net\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.squeezethatlemon.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.squeezethatlemon.net\/index.php\/wp-json\/wp\/v2\/comments?post=276"}],"version-history":[{"count":20,"href":"https:\/\/www.squeezethatlemon.net\/index.php\/wp-json\/wp\/v2\/pages\/276\/revisions"}],"predecessor-version":[{"id":882,"href":"https:\/\/www.squeezethatlemon.net\/index.php\/wp-json\/wp\/v2\/pages\/276\/revisions\/882"}],"wp:attachment":[{"href":"https:\/\/www.squeezethatlemon.net\/index.php\/wp-json\/wp\/v2\/media?parent=276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}