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  1. About the ISBN Standard

    About the ISBN Standard "ISBN" stands for "International Standard Book Number". An ISBN is a number, not a bar code. One agency per country is designated to assign ISBNs for the publishers …

  2. 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 …

  3. FAQs: General Questions - ISBN.org

    What is an ISBN? What is the purpose of an ISBN? What is the format of the ISBN? Does the ISBN have any meaning imbedded in the numbers? Why do some ISBNs end in an "X"? Who can assign …

  4. Preguntas frecuentes sobre ISBN

    Qué es un ISBN? Para qué sirve el ISBN? Cuál es el formato de un ISBN? Cuál es el significado de las cuatro partes del ISBN? Por qué algunos ISBN terminan con una X? Quién asigna un ISBN? Quién …

  5. Buy ISBNs and Other Identifiers | ISBN.org

    ISBN The International Standard Book Number is the first step to get your title discovered by readers! Learn More

  6. Industry Standards - ISBN.org

    The International ISBN Agency promotes the use of the ISBN standard on publications, and coordinates and supervises this use through the local national agencies.

  7. San Lookup | ISBN.org

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  8. ISBN History

    That original standard has been revised as book and book-like content appeared in new forms of media, but the basic structure of the ISBN as defined in that standard has not changed and is in use today in …

  9. FAQs: ebooks and ISBNs | ISBN.org

    FAQs: ebooks and ISBNs E-Books and ISBNs: a position paper and action points from the International ISBN Agency (PDF 35kb) Click here

  10. ISBN Converter | ISBN.org

    ISBNs ISBNs make your book more discoverable so readers can find and purchase your book more easily. The ISBN is the global standard for identifying titles. Learn More!