Harry A. Gailey Books

History of Africa: Earliest Times to 1800 v. 1

By Harry A. Gailey

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Gailey

By Harry A Gailey

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MacArthur's Victory

By Harry A. Gailey

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A GREAT WARRIOR AT THE PEAK OF HIS POWERSIn March 1942, General Douglas MacArthur faced an enemy who, in the space of a few months, captured Malaya, Burma, the Philippines, the Dutch East Indies, a...

Howlin Mad Vs.army

By Harry A. Gailey

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Howling Mad vs the Army

By Harry A. Gailey

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Lugard and the Abeokuta uprising

By Harry A. Gailey

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MacArthur s Victory

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Historical dictionary of the Gambia

By Harry A. Gailey

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Historical dictionary of the Gambia

By Harry A. Gailey

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The road to Aba

By Harry A. Gailey

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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.