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  1. ISBN - Wikipedia

    The 10-digit ISBN format was developed by the International Organization for Standardization (ISO) and was published in 1970 as international standard ISO 2108 (any 9-digit SBN can be converted to a 10 …

  2. How to Understand an ISBN Code - wikiHow

    Mar 10, 2025 · On the back of your books you've probably seen a number above the barcode labeled "ISBN." This is a unique number used by publishers, libraries, and bookstores to identify book titles …

  3. ISBN Search

    Find books easily using ISBN, title, or author searches. Search using ISBN-10 or ISBN-13.

  4. ISBN US - R. R. Bowker

    ISBNs provide unique identification for books and simplify the distribution of your books throughout the global supply chain. Without an ISBN, your book will not be found in most bookstores, either online, …

  5. Home | ISBN.org

    An ISBN uniquely identifies your book, and facilitates the sale of your book to bookstores (physical and digital) and libraries. Using ISBNs allows you to better manage your book"s metadata, and ensure …

  6. What is an ISBN? | International ISBN Agency

    An ISBN is an International Standard Book 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 …

  7. What Is an ISBN & How to Get One: The Complete Guide - PaperTrue

    Sep 30, 2025 · What is an ISBN? The International Standard Book Number (ISBN) is a uniquely generated number assigned to a published book that acts as a unique identifying number for it. The …

  8. ISBN Lookup: The Complete Search Guide - Direct Textbook

    ISBN Lookup: The Complete Search Guide International Standard Book Numbers (ISBNs) are important because they uniquely identify books, and there are a variety of reasons why you might need to …

  9. What’s an ISBN? - BookScouter Blog

    Jan 23, 2023 · An ISBN is an International Standard Book Number, a series of numerals unique to each published book. The numbers within an ISBN carry important information about the book, such as its …

  10. ISBN Example — ISBN-13 and ISBN-10 — 978 & 979 Prefix

    Feb 13, 2024 · From 978 to 979 prefixes, we break down the ISBN-13 and ISBN-10 formats, their differences, and how to understand the meaning behind each digit. Plus, learn the correct placement …