Jeff Walker Books

Insiders Guide to Lexington and the Kentucky Bluegrass

By Jeff Walker

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Logical Database Design Principles

By Jeff Walker, John Garmany, Terry Clark

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Captain Christopher Riley and his brave crew of the Earth Core United spaceship, Deep Contact, set out for adventure beyond the solar system. Their mission is to traverse space and discover new wor...

Outer Red Book One

By Jeff Walker

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Your Service Is Required

By Jeff Walker

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Launch

By Jeff Walker

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Revisionists and the Rise of Right Wing Zionism

By Jeff Walker

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Undue Burden

By Jeff Walker

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Coaching Football s 40 Nickel Defense

By Jeff Walker

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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.