Mark Graham Books

Digital Economies at Global Margins

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Investigations of what increasing digital connectivity and the digitalization of the economy mean for people and places at the world's economic margins.Within the last decade, more than one billion...

The Killing Breed

By Mark Graham

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The Resurrectionist

By Mark Graham

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The Black Maria Mystery of Old Philadelphia

By Mark Graham

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News and Frontier Consciousness in the Late Roman Empire

By Mark W. Graham

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The Pocket Guide to the Baldrige Award Criteria

By Mark Graham Brown

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The Circle Game

By Joni Mitchell, Mark Graham

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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.