Malcolm Lee Books

The Apollo of Dogs, the Great Dane, is as courageous, athletic, dependable, and protective as its mythological counterpart.Great Danes are one of the tallest breeds of dogs in the world, standing a...

The Complete Guide to the Great Dane

By Malcolm Lee

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Once you have been lucky enough to welcome a Dane into your family, there is no going back. These gentle giants need lots of affection and socialization. They are perfect family pets, and are fierc...

Great Wall of China

By Malcolm Lee

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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.