Greg Nelson Books

The Seven Dudley Sins Sunday Showcase

By Greg Nelson

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Afghanada

By Jason Sherman, Greg Nelson, Adam Pettle, Andrew Moodie

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"A floundering marriage... a Christian politician... Regina, Saskatchewan. These are the ingredients of speak. James and Sarah are barely married, but already they're in trouble. Arriving in Regina...

Castrato

By G. Nelson, Greg Nelson

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Speak

By Greg Nelson

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Mick Unplugged

By Greg Nelson

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Spirit wrestler

By Greg Nelson

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Math at Their Own Pace

By Greg Nelson

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Slow zoom

By Greg Nelson

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How to Vote

By Greg Nelson

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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.