Doyle William Books

Origins of the French Revolution

By Doyle William

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Origins of the French revolution

By Doyle William

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An American Insurrection: The Battle of Oxford, Mississippi, 1962

By Doyle William, William Doyle

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"An American Insurrection is the true story of the worst constitutional crisis since the Civil War and of a major turning point in American history. It takes readers into the eye of the chaotic an...

Smash the Pyramid: 100 Career Secrets from America's Fastest-Rising Executives

By Doyle William, William Perkins, William Doyle

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Inside the Oval Office

By Doyle William

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In 1940, inventor J. Ripley Kiel was taken by Secret Service men to the Oval Office, where he planted a microphone in FDR's desk lamp and connected it to an experimental sound recording machine. Si...

A soldier s dream

By Doyle William

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Napoleon Bonaparte

By Doyle William

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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.