Marc Andreyko Books

Jack Steele: World-renowned agent of Olympus, super-spy, debonair lover of ladies, general man-slut. Facing off with his arch-nemesis, Viktor Dannikor, Steele suffers his greatest defeat, but who w...

True Blood Omnibus Volume 1

By Stephen Molnar, Bruno Letizia, David Messina, Claudia Balboni, Joe Corroney

Average: 0.00, 0 Ratings

Love is love

By DC Entertainment Firm

Average: 0.00, 0 Ratings

"The comic book industry comes together to support the survivors and honor those killed at the Pulse nightclub in Orlando, Florida, on June 12, 2016. Writers and artists from across the globe have...

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.