Guy De La Bedoyere Books

Gladius

By Guy De La Bedoyere

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Gladius

By Guy De La Bedoyere

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The First Computers

By Guy De La Bedoyere

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The first polio vaccine

By Guy De La Bedoyere

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Timeline. Glossary. Index. Further information. Early experiments with vaccines - The polio virus - Jonas Salk - Edward Jenner - Louis Pasteur - Bacteria and viruses - Sabin polio vaccine.

Domina

By Guy De La Bedoyere

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Praetorian: The Rise and Fall of Rome's Imperial Bodyguard

By Guy De La Bedoyere

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The Romans For Dummies For Dummies History Biography Politics

By Guy De La Bedoyere

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Roman Britain A New History

By Guy De La Bedoyere

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The finds of Roman Britain

By Guy De La Bedoyere

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The buildings of Roman Britain

By Guy De La Bedoyere

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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.