Jerry Gaylord Books

Bill and Ted s Most Triumphant Return 6

By Brian Lynch, Jerry Gaylord

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Bill and Ted s Most Excellent Coloring Book

By Jamal Campbell, Jerry Gaylord, Bachan

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Clark & Lex

By Brendan Reichs

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Being the only kid with powers is tough…not being able to use them is even worse!Struggling with understanding why his parents demand he hide his amazing superpowers, Clark has no problem us...

NFL Rush Zone Guardians of the Core

By Kevin Freeman, Jerry Gaylord, Flash Turner, M. Goodwin, Dave Dwonch

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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.