Paul Willis Books

Say this prayer into the past

By Paul J. Willis

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Learning to Labour

By Paul E. Willis

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Rocks Fossils and Dinosaurs

By Paul Willis, Michael K. Brett Surman, David Roots

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A View to A Thrill

By Paul J. Willis

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Lovers Who Stay With You

By Paul Willis, Dave MacMillan

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Visiting home

By Paul J. Willis

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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.