Jon M. Fishman Books

Andrew McCutchen

By Jon M. Fishman

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Learn all about the baseball player, Andrew McCutchen.

Alex Morgan

By Jon M. Fishman

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When Alex Morgan was eight years old, she dreamed of becoming an Olympian. In 2012, that dream came true when she helped the United States Women's National Team (USWNT) win the soccer gold medal at...

Manny Pacquiao

By Jon M. Fishman

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Mariano Rivera

By Jon M. Fishman

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Serena Williams

By Jon M. Fishman

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Kyrie Irving

By Jon M. Fishman

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Ronda Rousey

By Jon M. Fishman

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Meet a baby koala

By Jon M. Fishman

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This book takes a fun and informative look at baby koalas and the koala's life cycle, from birth until it is ready to have its own young.

Meet a baby wombat

By Jon M. Fishman

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Lebron James

By Jon M. Fishman

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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.