Mark Verheiden Books

The galaxy's most terrifying creatures are coming for Earth! Years after the first two Aliens films, a Xenomorph attack in space leads the Colonial Marines to take action. Soon, the badly scarred H...

ALIENS: THE ORIGINAL YEARS OMNIBUS VOL. 1

By John Arcudi

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As Marvel prepares for a xenomorph invasion, rediscover the comic book legacy of ALIENS! Familiar faces star in tales that expand on the movie mythos! As Hicks and Newt undertake a dangerous missio...

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.