Guy Roberts Books

A Question of Music

By Guy Roberts, Eileen Zabet

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Bellefleur the Frevour of the Quest

By Guy Robert, Guy Roberts

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"This work is an exploration of how U.S.-China relations were managed by President George W. Bush. Roberts argues that contrary to conventional wisdom, President Bush conducted a calculated, pragma...

US Foreign Policy and China

By Guy Roberts

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US Foreign Policy and China

By Guy Roberts

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US Foreign Policy and China

By Guy Roberts

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US Foreign Policy and China

By Guy Roberts

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US Foreign Policy and China

By Guy Roberts

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National Security Law and Policy

By John Norton Moore, Guy Roberts, Robert Turner

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Introduction for New Investors in Cryptocurrency

By Guy Roberts

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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.