Jeffrey Wilson Books

W. E. B. Griffin Rogue Asset by Andrews & Wilson

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The secretary of state has been kidnapped by Islamic extremists and his only hope for survival is a reconstituted Presidential Agent team in this revival of W. E. B. Griffin's New York Times bestse...

Tom Clancy Defense Protocol

By Jeffrey Wilson, Brian Andrews

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The stakes are sky-high when a power-mad Chinese president threatens Taiwan in the #1 New York Times bestselling Jack Ryan series.   For decades, Taiwan has been a thorn in the side of the Chi...

W. E. B. Griffin Rogue Asset by Andrews & Wilson

By Jeffrey Wilson, Brian Andrews

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Tom Clancy Act of Defiance

By Jeffrey Wilson, Brian Andrews

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A rogue nuclear Russian submarine is steaming toward the East Coast of the United States. For President Jack Ryan, memories of past events may seem stunningly vivid, but the dangers are terrifyingl...

Tom Clancy Act of Defiance

By Jeffrey Wilson, Brian Andrews

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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.