Wendy Walker Books

The social vision of Alfred T. White

By Walker Wendy

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The social vision of Alfred T. White

By Walker Wendy

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Don t Look for Me

By Therese Plummer, Wendy Walker

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"One night three years ago, the Tanner sisters disappeared: fifteen-year-old Cass and seventeen-year-old Emma. Three years later, Cass returns, without her sister Emma. Her story is one of kidnappi...

Emma in the night

By Wendy Walker

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All Is Not Forgotten

By Wendy Walker

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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.