George Mager Books

Over the Garden Wall

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It's the ultimate test of good versus evil as Greg continues his journey to find Jason Funderburker's father: Hero Frog. They might have found the right frog, but there is something about him that...

Over the Garden Wall Vol. 4

By Danielle Burgos, Campbell Jim, George Mager, Kiernan Sjursen Lien, Pat McHale

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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.