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Digital or Electronic Publisher Services

Purchase ISBNs or bar codes for your titles

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Bowker ISBN Agency

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As the official agency for the ISBN (International Standard Book Number) in the United States, Bowker is exclusively responsible for the assignment of the ISBN prefix to those publishers with a residence or office in the U.S.

Bowker Bar Code Services

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 Using Bowker's Bar Code Services, your ISBN can be translated into a worldwide compatible bar code format. Bowker offers a bar code graphics solution that is simple, easy-to-use and especially helpful for smaller publishers ... available anytime you need a digital bar code graphic image.