John Badham Books

The jack bull

By John Badham

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A feud becomes a war between a proud rancher and a wealthy, influential landowner in the Old West.

Ill Be in My Trailer

By Craig Modderno, John Badham

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John Badham On Directing Notes From The Set Of Saturday Night Fever War Games And More

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John Badham on Directing 2nd Edition

By John Badham

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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.