Edward McMahon Books

Solving the Violence Problem, Teens, Crim

By Nicel

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Street Law: A Course in Practical Law: With Florida Supplement

By Lee Arbetman

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Street Law a Course in Practical Law With California Supplement

By Edward McMahon, Lee P. Arbetman

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A textbook of California law for high school students, designed to give practical advice, knowledge, and skills in understanding state laws and how they affect daily life.

Street Law: A Course in Practical Law

By Edward McMahon

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A law textbook for high school students, designed to give them practical advice, knowledge, and skills to survive in our "law-saturated" society.

Citizens action handbook on alcohol and tobacco billboard advertising

By Edward T McMahon

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Better Models for Development in Virginia

By Edward T. McMahon, Shelley Mastran, Sara S. Hollberg

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Better Models for Development in Virginia

By Edward T. McMahon, Shelley Mastran, Sara S. Hollberg

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Conservation communities

By Edward McMahon

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Stephen A. Douglas

By Edward McMahon

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Stephen A. Douglas

By Edward McMahon

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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.