Vernon Loeb Books

All in

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General David Petraeus is the most transformative leader the American military has seen since the generation of Marshall. In this book, military expert Paula Broadwell examines Petraeus's career, h...

Good hunting

By Jack Devine

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A CIA veteran with extensive experience in covert operations presents a guide to the art of spycraft while illuminating the CIA's essential role, sharing a cautionary message about its recent trans...

King s Counsel

By Vernon Loeb, Jack O Connell

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Good Hunting

By Jack Devine, Vernon Loeb

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Good Hunting

By Jack Devine, Vernon Loeb

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All in

By Paula Broadwell

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All In

By Paula Broadwell

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General David Petraeus is the most transformative leader the American military has seen since the generation of Marshall. In the New York Times bestseller All In, military expert Paula Broadwell ex...

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.