Patrick Cooper Books

It is 1966, and the times, they are a-changin’. Fifteen-year-old Stephen is on his way to a summer program in France when he meets two glamorous new friends of his older brother, Rob, who has been...

Tell Me Lies

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It is 1969, and Stephen meets up with old friend Astrid and her lover Spencer, and stays with them in the hippy household “The Hollies.” Peace and love are tangible: until his passionate attracti...

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.