John S. McCain Books

Worth the Fighting For: A Memoir

By John McCain, John S. McCain, Mark Salter

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"After five and a half years as a prisoner of war in Vietnam, naval aviator John McCain returned home a changed man. Regaining his health and flight-eligibility status, he resumed his military care...

Arizona Goes to War

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The Best and the Brightest

By David Halberstam

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David Halberstam’s masterpiece, the defining history of the making of the Vietnam tragedy, with a new Foreword by Senator John McCain."A rich, entertaining, and profound reading experience.&...

Angola, Clausewitz, and the American Way of War

By John McCain, James Dubik

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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.