Brendan Deneen Books

Alien: Uncivil War

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After narrowly escaping a Xenomorph attack and crash landing on the wrong planet, former military man Chris Temple just wants a peaceful life with his daughters. He just needs to deal with the brew...

Morbius: The Living Vampire - Blood Ties

By Brendan Deneen

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Morbius the Living Vampire seeks to end his curse of a thirst for blood, and to stop a demonic cult from unleashing hell on Earth.Seeking to cure his rare blood disorder, Dr. Michael Morbius instea...

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.