Jonathan Harris Books

Drugged Athletes: The Crisis in American Sports

By Harris Jonathan

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Examines the widespread pattern of drug abuse in sports at all levels.

This Drinking Nation

By Harris Jonathan

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Drugged America

By Harris Jonathan

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Examines the drug crisis in America, discussing the politics of drug warfare, current measures being taken against narcotics addiction and trade, and realistic goals for the future of the "war on d...

Oscar Wilde

By Philippe Jullian

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International Sale of Goods in the Conflict of Laws

By J. J. Fawcett

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Art History

By Jonathan Harris

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Modernism in Dispute: Art Since the Forties

By Francis Frascina, Paul Wood, Charles Harrison, Jonathan Harris

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The land and the people of France

By Harris Jonathan

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Introduces the history, geography, people, culture, government, and economy of this European country that has made many contributions to western civilization and is undergoing significant social an...

The land and the people of France

By Harris Jonathan

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Art history

By Jonatha Harris, Harris Jonathan

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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.