John Perritano Books

Space Machines

By John Perritano

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Space Machines

By John Perritano

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John McCain

By John Perritano

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This insightful biography of John McCain helps young readers understand how a true American maverick has influenced the Senate and our country s politics always on his own terms.

Most Disgusting Places on the Planet

By Q2AMedia Services Private Ltd Staff, John Perritano

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Most Disgusting Foods on the Planet

By Q2AMedia Services Private Ltd Staff, John Perritano

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Most Disgusting Animals on the Planet

By John Perritano

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Amityville

By John Perritano

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Amityville

By John Perritano

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Amityville

By John Perritano

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The Ghosts of Civil War Soldiers

By John Perritano

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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.