Mary Nelson Books

North Carolina Sketches

By Mary Nelson Carter

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Grace for Each Hour

By Mary J. Nelson

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The Educator's guide to preventing child sexual abuse

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The Name Game

By Mary Nelson, Cathy Morrison

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In the fall of 1066, a thirteen-year-old Anglo-Saxon girl named Catla watches from afar as Viking invaders burn her village and imprison her family and the other villagers. No one sees her as she f...

Medieval times

By Mary Nelson

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Medieval times

By Mary 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.