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Thorpe-Bowker Identifier Services, the only official ISBN Agency of Australia and its territories.

ISBN (International Standard Book Number)

ISBNs help books get discovered!

Purchasing an ISBN is a big step toward ensuring your book’s commercial success. An ISBN can help readers find and purchase your book because it identifies the book’s specific format, edition, and publisher. Also, the ISBN:

  • links to essential information about your book
  • is required by most retailers
  • is the global standard for book identification

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Author Information Resources

Tips, techniques, and tricks of the trade for indie authors

Thorpe-Bowker is a source of practical information and guidance for authors who need help with those next steps after the book is written. Here are three valuable resources you can turn to:

Independent Publishing – a free online monthly newsletter filled with news and tips for Australian self publishers, independent authors and content creators. The newsletter is produced by Books+Publishing, Australia’s number-one book publishing news source.

The Hot Sheet Newsletter – delivered to subscribers via email every other Wednesday, the newsletter offers news you can use to help you keep up with the most important developments in the publishing industry

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Cover Design

Boost ebook sales with a professional cover design

Get a high-quality cover design for your ebook. We offer professional cover design services to help make your book a success. We offer original layouts, custom designs, and commissioned illustrations. Select standard or deluxe designs - the choice is yours. Either way, your cover design can help attract attention and boost sales.

  • Standard Cover Design and Creation – includes original treatment based on a template from one of our designers, 1 design revision, and 1 graphic element
  • Deluxe Cover Design and Creation – includes complete custom treatment from one of our designers, 3 design revisions, and 3 graphic elements

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