Martin Tunica Books

In this prequel to Assassin’s Creed Valhalla: Dawn of Ragnarök, follow Baldr, the valiant son of Havi on his quest to forge a lasting peace among the realms.War is about to break out bet...

Assassin's Creed Valhalla: Song of Glory

By Written By Cavan Scott. Illustrated By Martin Tunica. Colored By Michael Atiyeh.

Average: 0.00, 0 Ratings

Fearless Vikings confront their destiny in this glory-seeking prequel to Ubisoft's next hit video game, Assassin's Creed Valhalla.Tensions escalate when a village caught between two rival kingdoms...

Monarch

By Mauro Mantella, Martin Tunica

Average: 0.00, 0 Ratings

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.