Cathy Martin Books

Sport psych for coaches

By Catherine Martin

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Uff da!

By C. L. G. Martin

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Timmer finally finds a way to help his extended Scandinavian American family when they gather to help fix up an old house.

Tree Who Walked Through Time

By M. Carroll, Lisa Grossman, Cathy Martin, Samantha Nowak, Stan Herd

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Dead Men Don't Need Duvets

By Cathy Martin, Lizzy Rice

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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.