Christopher J. Walker Books

Saturday Knights

By Christopher J. Walker

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Visions of Ararat

By Christopher J. Walker

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Despite the great geographical gulf that separates them, Armenia and Europe have maintained links for many centuries - at least since the late Middle Ages when the King of Armenia travelled to Lond...

Armenia and Karabagh

By Christopher J. Walker

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Armenia and Karabagh

By Christopher J. Walker

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Oliver Baldwin

By CHRISTOPHER J. WALKER

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Islam and the West

By Christopher J. Walker

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Islam and the West

By Christopher J. Walker

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Reason and Religion in Late Seventeenth Century England

By Christopher J. Walker

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The arms race

By Sheehan Michael

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Visions of Ararat

By Christopher J. Walker

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viii, 157 p. : 20 cm

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.