Mark MacKenzie Books

A Patch of White

By Mark MacKenzie

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In the footsteps of Mallory and Irvine

By Mark MacKenzie

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In the footsteps of Mallory and Irvine

By Mark MacKenzie

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The wildest dream

By Mark MacKenzie

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Everest was, to George Mallory, 'the wildest dream'. This gentleman adventurer was obsessed with taming the unconquered peak. But in 1924 he and climbing partner Sandy Irvine disappeared forever in...

Marketopoly

By Mark MacKenzie

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The New Gold Rush Real Estate

By Mark MacKenzie

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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.