Mark Diaz Truman Books

Urban Shadows Softcover

By Mark Diaz Truman

Average: 0.00, 0 Ratings

Our last best hope

By Mark Diaz Truman

Average: 0.00, 0 Ratings

Avatar Legends

By Marissa Kelly, Mark Diaz Truman, Brendan Conway, Elizabeth Chaipraditkul, James Mendez Hodes, Indie Game Developer Network, Magpie Games (Firm)

Average: 0.00, 0 Ratings

Avatar Legends: The Roleplaying Game brings you and your friends into the beloved setting of Avatar Legends-as new heroes of your own stories! Weave tales of self-discovery and action with your tea...

Avatar Legends

By Indie Game Developer Network

Average: 0.00, 0 Ratings

Dark Streets

By James Mendez Hodes, Tim Rodriguez, Shoshana Kessock, Eloy LaSanta, Mark Diaz Truman, Whitney Strix Beltran, Marissa Kelly, Andrew Medeiros, Ajit George, Andy Kitkowski, Steve Dempsey, Paula Dempsey, Kenneth Hite

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.