Keith R. A. DeCandido Books

A Supernatural novel that reveals a previously unseen adventure for the Winchester brothers, from the hit CW series!When renegade angel Castiel alerts Sam and Dean to a series of particularly bruta...

Apocalypse 13

By Keith R. A. DeCandido, Hildy Silverman, Matt Schiariti

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Bad Ass Faeries

By Adam P. Knave, CJ Henderson, Elaine Corvidae, Keith R. A. DeCandido, Monica Richards, Vincent Collins, Jesse Harris, James Chambers, Lee Hillman

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Clap Your Hands...NOW! Because you better believe the world is full of Bad-Ass Faeries! Toss out your childhood notions of faeries that are all goodness and light. No golden pixies clothed in gos...

STARGATE SG 1 Kali s Wrath

By Keith R. A. DeCandido

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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.