Gareth Thomas Books

John Lennon

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John Lennon was the man who founded The Beatles, and whose energy and commitment were greatly influential in taking them to the height of fame. He became more than a musician and went on to influen...

Led Zeppelin Illustrated Biography

By Gareth Thomas

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An entertainment agency in the South Wales valleys

By Gareth Thomas

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A Sporting Alamanac. Fishing.

By Gareth Thomas

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Movie Stars Unseen Archives

By Gareth Thomas

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The royal family

By Gareth Thomas

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David Bowie

By Gareth Thomas

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Captain Courage

By Gareth Thomas

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Dalek War Dalek Empire

By Nicholas Briggs

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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.