James McGowan Books

The Gospel of Mark

By James McGowan

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Benchmark

By Lynn Devore, James McGowan

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Good Night, Oppy!

By James McGowan Illustrated By Graham Carter

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Learn all about the Mars Opportunity Rover "Oppy" in this fictionalized account of the space exploration robot's time on the red planet.Mixing humor with solid space and rover facts, this picture b...

Shoe shine buff

By James McGowan

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Strategic Communications for School Leaders

By Vicki Gunther, Kate Donegan, James McGowan

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Flowers of Evil

By Charles Baudelaire, James McGowan

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Strategic communications for school leaders

By Vicki Gunther

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Strategic communications for school leaders

By Vicki Gunther

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Good Night, Oppy!

By James McGowan

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The Flowers of Evil

By Charles Baudelaire

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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.