David Fagan Books

Theory and Practice of Natural Computing

By Michael O Neill, Carlos Martin Vide, Miguel A. Vega Rodriguez, David Fagan

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Creature Academy

By David Fagan

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"When the mother of 14-year-old Wes Mendes gets kidnapped by specters, he is plunged into an underground city where the human and magic worlds collide. There, Wes teams up with a group of kids and...

Guerrilla Rainmaker

By Jay Levinson, David Fagan

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Word Genius

By Kevin Harrington, David Fagan

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Word Genius

By Kevin Harrington, David Fagan

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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.