Mr Gordon Doherty Books

Legionary

By Mr Gordon Doherty

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Strategos

By Mr Gordon Doherty

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Legionary: Empire of Shades (Legionary 6)

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379 AD: Thracia has fallen to the Gothic horde… With the ashes of Adrianople still swirling in the air, the Eastern Roman Empire is in turmoil. The emperor is dead, the throne lies empty and the r...

Legionary Gods Emperors Legionary 5

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The fate of the East rests on the edge of a sword as the legions and the Goths march to war… 378 AD: Fritigern’s Gothic horde tightens its iron grip on Thracia and only a handful of well-walled c...

Legionary: The Blood Road (Legionary 7)

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Strategos

By Gordon Doherty

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Strategos

By Gordon Doherty

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Legionary

By Gordon Doherty

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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.