James J. Wirtz Books

The Tet Offensive

By James J. Wirtz

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The Tet Offensive

By James J. Wirtz

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In this account of one of the worst intelligence failures in American history, James J. Wirtz explains why U.S. forces were surprised by the North Vietnamese Tet Offensive in 1968. Wirtz reconstruc...

Planning the Unthinkable

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Balance of Power

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Rockets Red Glare

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"Rockets' Red Glare: Missile Defenses and the Future of World Politics is an examination of the issues at the core of the debate. Leading experts provide the historical background to today's debate...

Rockets Red Glare

By James J. Wirtz

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Nuclear Transformation The New U.S. Nuclear Doctrine Initiatives in Strategic Studies Issues and Policies

By Jeffrey Larsen, James J. Wirtz

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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.