Jayne Castle Books

Siren s Call

By Jayne Ann Krentz

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Illusion Town

By Jayne Ann Krentz

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Siren s Call

By Jayne Ann Krentz

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Illusion Town

By Jayne Ann Krentz

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Hannah West isn't the first woman to wake up in Illusion Town married to a man she barely knows, but she has no memory of the ceremony at all. For that matter, neither does Elias Coopersmith, her n...

Guild Boss

By Jayne Ann Krentz

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Untitled Jayne Castle

By Jayne Castle

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People in Glass Houses

By Jayne Castle

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Hot Zone

By Jayne Ann Krentz

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The Desperate Game Guinevere Jones

By Jayne Ann Krentz

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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.