Carol Barrowman Books

Torchwood Archives Vol. 1

By Barrowman John Barrowman Carole

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Arrow

By John Barrowman

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Torchwood Vol. 1: World Without End

By Carol Barrowman, Written By John

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The members of the Torchwood Institute, a secret organization founded by the British Crown, fight to protect the Earth from extraterrestrial and supernatural threats.     T...

Exodus Code

By John Barrowman, Carole E. Barrowman

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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.