Gwennan Thomas Books

Dead Sexy

By Antonia Adams, Michael Bracken

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Ahead of the Curve

By Maxine Marsh, Kay Jaybee, Gwennan Thomas, Charlotte Stein

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In Too Deep

By Thomas Gwennan

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Mistletoe Kisses

By Gwennan Thomas

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Masquerade

By Antonia Adams

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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.