Peter G. Brown Books

Recent human rights provisions in U.S. law governing foreign policy. Part I. Background : the new initiative: 1. A new Administration's new policy : the rise to power of human Rights, by Mark L....

Ethics economics and international relations

By Peter G. Brown

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Restoring the public trust

By Peter G. Brown

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Why have so many Americans lost faith in government? Why have we given up on philosophies and visions of public life? One reason, Peter Brown argues, is the dominance over more than a decade of the...

Income Support

By Peter G. Brown

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The Border That Joins

By Peter G. Brown

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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.