Andy Willoughby Books

Break out

By Bob Beagrie, Andy Willoughby, Robyn Ollett

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Tough

By Andy Willoughby

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Why Aren t We Rich Yet

By Andy Willoughby

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Between Stations

By Andy Willoughby

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The Reluctant Bachelor

By Andy Willoughby

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How do you move on after you've lost the love of your life? When you've been married a long time and lose your spouse, normal is suddenly gone. Andy Willoughby experienced this firsthand when his w...

Arcana

By Bob Beagrie, Andy Willoughby, Peter Bennet, Birtley Aris

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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.