Jack Greene Books

The Black Prince And The Sea Devils: The Story Of Valerio Borghese And The Elite Units Of The Decima Mas

By Jack Greene, Alessandro Massignani, Jack P. Greene

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At the beginning of World War II, Prince Junio Valerio Borghese, dashing Italian nobleman, assembled the famous Decima MAS naval unit-the first modern naval commando squad. Borghese's "frogmen" wer...

Rommel s North Africa Campaign

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The Open Gate

By J C Greene

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Chickamauga Campaign

By Patrick Abbazia, Jack P. Greene

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The Midway campaign, December 7, 1941-June 6, 1942

By Jack P. Greene

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Rommel's North Africa campaign

By Jack P. Greene

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Ironclads at war

By Jack P. Greene

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Mudgrump

By Jack Green

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Facility Relocation Merger and Consolidation

By Jack Greene

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Time and motion study what why and how to

By Greene Jack

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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.