J. H. Williams III Books

"After taking down Medusa, Batwoman expected her life to get easier. Not so much when caught in the crossfire between Batman and the D.E.O., Department of Extranormal Operations. The organization h...

Tales of the Batman

By J. H. Williams III

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Batman

By Barbara Azagra Rueda, J. H. Williams III, Doug Moench

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Batwoman volume one

By J. H. Williams III

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Batwoman

By J. H. Williams III

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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.