Campbell MacKenzie Books

The Reformers Before The Reformation

By Emile De Bonnechose

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Skipper s Medical Emergency Handbook

By Dr Dr Spike Briggs, Dr Dr Campbell Mackenzie

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Outdoor medical emergency handbook

By Spike Briggs

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Outdoor medical emergency handbook

By Spike Briggs

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"A guide to handling emergency situations in the wilderness. Provides a guide to preparation, emergency response and assessment, aftercare and rescue procedures."--

Richard Bright Physician in an Age of Revolution and Reform

By Diana Berry, Campbell MacKenzie

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The Legacy of War

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Letters of John Huss Written During His Exile and Imprisonment

By John Huss, Campbell MacKenzie

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On-Board Medical Emergency Handbook: First Aid at Sea

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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.