Judy Thomson Books

See the best of Barcelona with this streamlined walking guide, complete with 13 step-by-step itineraries and maps, to help you explore the city like a pro and navigate like a local. Created in a ha...

Travellers Barcelona 2nd Travellers Thomas Cook

By Judy Thomson, Roger Williams Undifferentiated

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Travellers Barcelona 3rd

By Thomas Cook Publishing

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Traveller Guides Barcelona 4th Travellers Thomas Cook

By Thomas Cook Publishing

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Heirloom Timepiece

By J. Thompson

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Work the Pond Use the Power of Positive Networking to Leap Forward in Work and Life

By Judy Thomson, Darcy Rezac, Gayle Hallgren Rezac

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Barcelona

By Catherine Dreghorn

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An illustrated travel guide to Barcelona, Spain, with detailed maps and information on accommodations and restaurants, shopping and entertainment, and more.

Winning with Intelligence

By Judy Thomson

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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.