Harper St. George Books

Innocent and the Outlaw

By Harper St. George

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Marriage Deal with the Outlaw

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The viking warrior s bride

By Harper St. George

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A skilled archer with the heart of a warrior, Gwendolyn of Alvey has proved herself capable of defending her homeland. But the threat of invasion and her father's deathbed wish force her to do the...

One Night with the Viking

By Harper St. George

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In bed with the Viking warrior

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The Duchess Takes a Husband

By Harper St. George

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A scandalous arrangement between a London rogue and an American duchess leads to lavish stakes—perfect for fans of Bridgerton!Despite her illustrious title, Camille, Duchess of Hereford, rema...

The Stranger I Wed

By Harper St George

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New to wealth and to London high society, American heiress Cora Dove discovers that with the right man, marriage might not be such an inconvenience after all. . . .Cora Dove and her sisters’...

Outlaw to Protect Her

By Harper St George

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Falling for Her Viking Captive

By Harper St. George

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.