Megan Messinger Books

Tortall A Spy s Guide

By Julie Holderman, Megan Messinger, Timothy Liebe, Tamora Pierce

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Tortall: A Spy's Guide

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The must-have guide for any fan of #1 New York Times bestselling fantasy author TAMORA PIERCE! Enter the world of Tortall in this full-color, behind-the-scenes collectible guide, brought to you by...

Tortall: A Spy's Guide

By Megan Messinger, Tamora Pierce Julie Holderman Timothy Liebe

Average: 0.00, 0 Ratings

The must-have guide for any fan of #1 New York Times bestselling fantasy author TAMORA PIERCE! Enter the world of Tortall in this audiobook guide, brought to you by the author who Sarah J. Maas say...

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.