Larry Hancock Books

Details the history and evolution of America's covert war activities, examining how they have been authorized and practiced, their patterns and consequences, and why presidents have turned to secre...

Killing King

By Stuart Wexler

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Published in time for the 50th anniversary of Dr. Martin Luther King Jr.’s assassination, Killing King uncovers previously unknown FBI files and sources, as well as new forensics to convincin...

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.