Richard A. Knaak Books

One of the Flash's deadliest foes--the Weather Wizard--returns to kill Joe West and the Scarlet Speedster. Will he unleash a far greater evil?Months ago, Joe West's timely intervention saved the Fl...

Ragnarok

By Myong Jin Yi, Richard A. Knaak, Myung Jin Lee

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Chaos and Loki join forces to protect the people of Prontera while Fenris and Iris guard the powerful heart of Ymir from Bijou the witch, who wants to deliver it to the power-hungry goddess Freya.

Rex Draconis Lords of the Dragon Moon

By Richard A. Knaak

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Rex Draconis

By Richard A. Knaak

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.