Michael Alan Nelson Books

"The modern horror film classic turned acclaimed comic book series is collected in one volume for the first time! Discover how Selena's fight for survival continues in a story that bridges 28 days...

Day Men Vol. 1

By Matt Gagnon, Michael Alan Nelson

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Fall of Cthulhu Omnibus Vol. 1

By Greg Scott, Michael Alan Nelson

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Enigma Cipher

By Michael Alan Nelson

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Hexed

By Michael Alan Nelson

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Luci Jenifer Inacio das Neves, Lucifer for short, isn't your typical teenaged girl. She's a thief who survives by stealing bad things from bad people in the magical and mystical underworld hidden b...

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.