Mr Doug Dandridge Books

The Hunger

By Mr Doug Dandridge

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The Shadows Of The Multiverse

By Mr Doug Dandridge

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Exodus: Empires At War: Book 1

By Mr Doug Dandridge, Doug Dandridge, Dandridge, Mr Doug

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The Saga Continues as the Ca'cadasan menace prepares to assault the New Terran Empire. A menace humankind fled across the Galaxy two thousand years before. Humankind has grown complacent, confident...

Diamonds in the Sand

By Mr Doug Dandridge

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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.