Walter Mosley Books

NOW AN APPLE TV+ SERIES STARRING SAMUEL L. JACKSONThe Last Days of Ptolemy Grey is a masterful, moving novel about age, memory, and family from one of the true literary icons of our time....

The long fall

By Walter Mosley

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Leonid McGill, a New York City private detective, tries to put his past life behind him. But it's not that easy when someone like Tony "The Suit" Towers expects you to do a job; when an Albany PI h...

GradeSaver tm ClassicNotes Devil in a Blue Dress

By Tania Asnes

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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.