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Bowker Identifier Services

Identifier Services

Bowker supports the needs of all publishers, big or small. Whether you’re a self-publishing author or general trade publisher maintaining a backlist of thousands of titles, Bowker offers critical resources to satisfy your needs, including assignment of unique identifiers, collection and distribution of metadata, and related publishing services. is available for the Australasian market ( and most recently launched in Spanish! Like the English-language version, the new site – – makes it easy to purchase ISBNs, barcodes, QR codes and the full range of other services Bowker offers to help connect publishers with book buyers.

ISBN United States

The ISBN (International Standard Book Number) is the most important identifier your book can have. As the official ISBN Agency for the United States and its territories, Bowker provides identifiers  to help authors get discovered.

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ISBN – Thorpe Bowker (AU)

As the official ISBN Agency for Australia, Thorpe-Bowker provides identifiers that help authors get their titles discovered .The ISBN (International Standard Book Number) is the most important identifier your book can have.

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barcode is a graphical encoded representation of your book’s ISBN and price. When scanned at a store at the time of purchase, the barcode enables the vendor to maintain inventory and track sales.

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The ISNI (The International Standard Name Identifier) is the ISO-certified global standard for the identification of contributors to creative works. Bowker is an ISNI Registration Agency.

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The Standard Address Number (SAN) is a unique seven-digit identifier used to identify an address in the publishing industry. The SAN identifies customers for order processing, billing, and shipping purposes.

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Bowker makes it easier for consumers to discover, evaluate, purchase, and experience books, in Bookwire.

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Partner Companies

Bowker partners with companies that offer additional author services. Smith Publicity can help you promote your book and boost sales.

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Thorpe Bowker Publications

Thorpe-Bowker Publications

Thorpe-Bowker offers magazine and online newsletter publications that cover the Australasian
book industry. Sign up today!

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