David H. Hackworth Books

About face

By David H. Hackworth

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Hazardous Duty

By David H. Hackworth

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The Price of Honor

By David Hackworth, David H. Hackworth

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The price of honor

By David H. Hackworth

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While in Somalia a U.S. army captain learns his father was not a coward in the Vietnam War as the official history claims. He teams up with a woman investigative reporter and discovers a conspiracy...

The Price of Honor

By David H. Hackworth

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About Face: Odyssey of an American Warrior

By David H. Hackworth, Julie Sherman

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Brave Men: The Blood-and-Guts Combat Chronicle of One of America's Most Decorated Soldiers

By David H. Hackworth

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Hazardous Duty: America's Most Decorated Living Soldier Reports from the Front and Tells It the Way It Is

By Tom Mathews, David H. Hackworth

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In Hazardous Duty - a real life, nonfiction thriller set in the ruins of Bosnia and the sands of Saudi Arabia, the deadly alleys of Mogadishu and the teeming streets of Port-au-Prince - Colonel Dav...

Steel My Soldiers Hearts

By David H. Hackworth, Hackworth David H Colonel.

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Hazardous Duty

By Tom Mathews, David H. Hackworth

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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.