Helen Greathead Books

City Trails Singapore

By Lonely Planet Kids Staff, Lonely Planet Publications Staff

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City Trails Sydney

By Lonely Planet Kids Staff, Helen Greathead, Alex Bruff, Matt Taylor

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T. Rex the Dinosaur with The... Stupid Smile (Now You Know!)

By Helen Greathead

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Pensamientos y sentimientos entra en contacto con tus emociones

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En forma

By Helen Greathead

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In this book you will find a lot of ideas to test different forms of exercise to discover how to give your body the activity that it needs while still having fun. En este libro encontrarás un mont...

Mi Primera Lonely Planet Berlin

By Helen Greathead

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Paris Rutas Divertidas

By Helen Greathead

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My T Shirt and Other Clothing

By Helen Greathead

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My Smartphone and Other Digital Accessories

By Helen Greathead

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My Bed and Other Home Furniture

By Helen Greathead

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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.