Karen Mahoney Books

Donna Underwood is facing an alchemist tribunal for stealing the elixir of life, but when her ailing mother takes a turn for the worse and Donna seeks an audience with Aliette, the Wood Queen, she...

Iron Witch

By Karen Mahoney

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The Wood Queen (The Iron Witch Trilogy, Book 2)

By Karen Mahoney

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Donna Underwood is facing an alchemist tribunal for stealing the elixir of life, but when her ailing mother takes a turn for the worse and Donna seeks an audience with Aliette, the Wood Queen, she...

Hunting the Dark Moth Series Book 2

By Karen Mahoney

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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.