John R. Bruning Books

Indestructible: One Man's Rescue Mission That Changed the Course of WWII

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"This little-known WWII story introduces a renegade pilot whose personal mission to rescue his family from a POW camp changed modern air warfare forever. December 1941: Manila is invaded, and US ci...

Ship strike Pacific

By John R. Bruning

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The Devil s Sandbox

By John R. Bruning

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Bombs Away

By John R. Bruning

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Electron Ion and Photon Beams Proceedings of The

By John Bruning, John H. Bruning

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Shock factor

By Jack Coughlin

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A retired marine sniper and an award-winning journalist present an insider's assessment of America's sniper force to challenge popular misconceptions and pay tribute to the snipers who made pivotal...

Level zero heroes

By Michael Golembesky

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The author follows the members of U.S. Marine Special Operations Team 8222 on their assignment to the remote and isolated Taliban stronghold known as Bala Murghab as they conduct special operations...

Shock Factor

By John R. Bruning, Sgt. Jack Coughlin

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Level Zero Heroes The Story of U.S. Marine Special Operations in Bala Murghab Afghanistan

By John R. Bruning, Michael Golembesky, Peter Berkrot

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Level Zero Heroes

By John R. Bruning, Michael Golembesky, Peter Berkrot

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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.