Tommie Sue Montgomery Books

Revolution in El Salvador

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Since the first edition of this book appeared in 1982, a decade of civil war has ended in a peace accord that promises to change the course of Salvadorean society and politics. Concentrating on the...

Revolution in El Salvador

By Tommie Sue Montgomery

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Mexico today

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Peacemaking and Democratization in the Western Hemisphere

By Tommie Sue Montgomery

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Revolution in el Salvador

By Tommie Sue Montgomery

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Revolution in el Salvador

By Tommie Sue Montgomery

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Revolution in el Salvador

By Tommie Sue Montgomery

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Before the Incas

By Tommie Sue Montgomery

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Revolution in El Salvador

By Tommie Sue Montgomery

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Revolution in El Salvador

By Tommie Sue Montgomery

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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.