S. A. Caldwell Books

Egyptworld

By Stella A. Caldwell

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BEASTWORLD Terrifying Monsters and Mythical Beasts

By S.A. Caldwell

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Dragonworld Secrets of the Dragon Domain

By Stella Caldwell

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Explore 360 The Tomb of Tutankhamun

By Stella Caldwell

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If you thought that it was a man's world, think again! 100 Women Who Made History is the exciting story of the women who changed the world.Get ready to meet some of history’s wonder women. From sup...

Fairy World

By Stella Caldwell

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Gods And Monsters

By Stella Caldwell

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The Gloriumptious Worlds of Roald Dahl

By Roald Dahl

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Les mysteres de l Egypte

By S. A. Caldwell, Bruno Porlier

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Im geheimen Reich der Drachen

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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.