Drew Edward Johnson Books

Star Wars Epic Collection

By Marvel Comics

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Midnight Society: The Black Lake

By Drew Edward Johnson

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In one terrible moment, England's greatest adventurers cast aside their friendship, making a choice that would come to haunt humanity. Forty years later, secret agent Matilda Finn is called to help...

The Shield, Vol. 1

By Adam Christopher Chuck Wendig Illustrated By Drew Johnson

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Over the centuries, in our nation's times of need, a supernatural force appears to battle back the enemies of the United States: THE SHIELD. Today, the country--the whole world--is on the edge of c...

Midnight Society: The Black Lake

By Drew Edward Johnson

Average: 0.00, 0 Ratings

Forty years ago, England’s greatest adventurers shattered their friendship, making a terrible choice that would come to haunt humanity. Forty years later, when she’s sent on a desperate...

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.