Jeffrey S. Stephens Books

Targets of Opportunity Jordan Sandor

By Jeffrey S. Stephens

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Targets of Deception

By Jeffrey S. Stephens

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Targets of Revenge

By Christopher Lane, Jeffrey S. Stephens

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Rogue mission

By Jeffrey S. Stephens

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CIA agent Jordan Sandor's mission is more complex and has more at stake than any he has faced before. From Bermuda to the United Kingdom, from France to the deserts of Iraq, Jordan must face down v...

Rogue Mission

By Jeffrey S. Stephens

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Targets of opportunity

By Jeffrey S. Stephens

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"Whisked from his Manhattan town house to a gabled CIA safe house in Virginia, [CIA agent Jordan] Sandor faces off with a top terrorist agent from Iran's Revolutionary Guard. In exchange for protec...

Targets of opportunity

By Jeffrey S. Stephens

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Targets of deception

By Jeffrey S. Stephens

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Former CIA agent Jordan Sandor is drawn back into the intelligence community when he uncovers a plan by al-Qaeda to target millions of innocents with deadly nerve gas, a plot masterminded by a rogu...

Targets of Deception

By Jeffrey S. Stephens

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Targets of Revenge

By Jeffrey S. Stephens

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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.