Roge Antonio Books

New depths of Carnage! The Carnage symbiote has a bloodlust unlike any other organism in the Marvel Universe. Now, prepare for it to reach new and never-before-seen heights! With violence and glory...

Conan the Barbarian Vol. 1

By Roge Antonio, Jim Zub

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Contagion

By Damian Couceiro, Stephen Segovia, Ed Brisson, Roge Antonio, Mack Chater

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Injustice: Gods Among Us: Year Zero - The Complete Collection

By Various

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The beloved series INJUSTICE is back--with a prequel! INJUSTICE: YEAR ZERO!Before Superman, Batman, or the Justice League were household heroes, there was the JSA! But when a secret begins to unrav...

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.