Brian Azzarello Books

"Flashpoint has changed the DC Universe, and nothing is as it was before. Now Batman is Thomas Wayne, driven by the death of his son Bruce to punish criminals-- and in pursuit of a Joker whose twis...

Spaceman

By Brian Azzarello

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Wonder Woman volume 1

By Brian Azzarello

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Hippolyta, queen of the Amazons, has kept a secret from her daughter all her life-and when Wonder Woman learns who her father is, her life will shatter like brittle clay. The only one more shocked...

For Tomorrow

By Scott Williams, Brian Azzarello, Jim Lee

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Wonder Woman

By Brian Azzarello

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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.