Tools for Self-Publishers.
Get Your Book Discovered
Bowker Identifier Services provides you with the resources to publish, distribute, and promote your books. We make it easier for your audience to find and purchase your titles.
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Bowker Provides Tools to Make Books Easier to Find and Purchase
Bowker: a one-stop shop for self-publishers
For Authors
Whether you’re a first-time author, or a veteran novelist, Bowker is here to help you plan, publish and promote your book. Bowker makes your book easier to discover, evaluate, order, and experience. From initial planning through publication and beyond, Bowker offers information, guidance, and tools to help you achieve your publishing goals. Connect to your audience, enhance your publication’s visibility and discoverability, and ultimately boost sales with Bowker.
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For Publishers
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, Bowker offers critical resources to satisfy your needs, including ISBNs, barcodes, and business intelligence.
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For Retailers
Bowker provides publishing services for many business types. From chain, to independent and college retail bookstores, to online retailers, distributors and consultants for other businesses, Bowker offers publishing solutions. Get started with Data Licensing, Publishing Stats, Books In Print and more, today.
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Industry Leader for Book Data

Marketing Tools
Promotional aids to help authors sell more books.

Ebook Publishing
Bowker offers ebook publishing and distribution worldwide.

Comprehensive Coverage
Bowker's 50+ million book data records cover print, ebook, audiobook, as well as audio and visual materials, worldwide.

Flexible Data
Bowker delivers data however you need it, with APIs, data feeds, and JavaScript implementations available.
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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 that help authors get their books discovered.
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A barcode is a graphical representation of your book’s ISBN and in the United States, the price information. An ISBN is the most widely used format for identifying your book in the publishing industry.
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Books in Print
Books In Print® is the leading bibliographic database for publishers, retailers and libraries around the world. From the enriched metadata that is supplied by publishers, Books In Print provides a valuable resource for retailers in the process of making smart purchasing decisions.
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Syndetics Unbound
Turn your catalog into a dynamic, information and feature-packed resource. Syndetics Unbound provides a modern, attractive and mobile-responsive user interface for any and all online library and retailer catalogs.
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Bowker is the world’s leading provider of bibliographic information and management solutions designed to help publishers, authors, and booksellers better serve their customers. Creators of products and services that make books easier for people to discover, evaluate, order, and experience.
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