Marc Schulman Books

Israel s 2014 Gaza War

By Marc Schulman

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Chicago Water Tower

By Marc Schulman, John F. Hogan

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Chicago Water Tower

By Marc Schulman, John F. Hogan

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JFK history maker

By Marc Schulman

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JFK History Maker is a masterpiece of astonishing research and information lending new insights into the man, the president and the icon. This authoritative compilation is an ideal reference source...

Civil War

By Amy Erani, Marc Schulman

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Explorers of North America

By Amy Erani, Marc Schulman

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13 Colonies

By Amy Erani, Marc Schulman

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Revolutionary War

By Amy Erani, Marc Schulman

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History of American Presidential Elections

By Marc Schulman

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History of American Presidential Elections

By Marc Schulman

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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.