Eric Campbell Books

The Place of Lions

By Eric Campbell

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Year of the Leopard Song

By Eric Campbell

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A Grand Terrible Dramma From Gettysburg to Petersburg

By Eric Campbell

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"This collection, consisting of over 180 letters and hundreds of drawings, covers Reed's period of service (1862-65) and provides the modern reader a wealth of information on the role of the Union...

Experience As Philosophy

By Richard Hart, Eric Campbell

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Het jaar van de luipaard

By Eric Campbell

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Na een jaar op een Engelse kostschool keert een Engelse jongen terug naar Kenia, waar het weerzien met zijn Afrikaanse vriend heel anders verloopt dan hij had gehoopt.

El Lugar de Los Leones

By Gabriela Arciniegas, Eric Campbell

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Silly Isles

By Eric Campbell

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Express Your Light

By Eric Campbell

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Cape Verde Political Environment and Governance

By Eric Campbell

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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.