Kerry Walker Books

Portugal

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Discover Portugal. Catch a waft of cool air and a mournful song in Lisbon's labyrinthine Alfama. Splash into the clear waters at the Algarve's pristine Praia da Arrifana. Savor the silky texture an...

Leipzig

By THOMAS COOK Publishing

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Vienna

By Thomas Cook

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Geneva

By Kerry Walker

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Strasburg

By VARIOUS

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Vienna

By Kerry Walker

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Geneva

By Kerry Walker

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Cardiff

By Kerry Walker, Victoria Trott

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Geneva Pocket Guide 3rd Thomas Cook Pocket Guides

By Thomas Cook Publishing

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Lisbonne en quelques jours

By Kerry Walker

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Lisbonne en quelques jours pour : Se perdre dans les ruelles tortueuses de l'Alfama , Chavirer au son des accords tristes du fado , Se régaler d'une (ou deux) pastéis de nota dans une pastelaria ,...

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.