John R. Walker Books

Bracketing the enemy

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The hallmark of the twentieth-century battlefield was the increasingly effective practice of "combined arms" warfare-the combining of various "combat arms" (infantry, cavalry, armor, artillery) to...

Exploring drafting

By John R. Walker

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Exploring drafting

By John R. Walker

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Britain and disarmament

By John R. Walker

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Exploring the Hospitality Industry, Loose-Leaf Edition

By John R. Walker

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NOTE: This edition features the same content as the traditional text in a convenient, three-hole-punched, loose-leaf version. Student Value Editions also offer a great value; this format costs sig...

Restaurant Concepts, Management and Operations, Eighth Edition

By John R. Walker

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Purchasing

By John R. Walker, Le Cordon Bleu Chefs, Karen Eich Drummond, Wayne Gisslen, Andrew H. Feinstein, Culinary Institute Of America, Jack E. Miller, John M. Stefanelli

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Supervision in the Hospitality Industry

By John R. Walker

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Nutrition Foodservice

By John R. Walker, Karen Eich Drummond, ESHA Research, Jack E. Miller, Lisa M. Brefere

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The Restaurant from Concept to Operation Nraef Workbook

By John R. Walker, Donald E. Lundberg

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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.