Gregory Feifer Books

The Great Gamble: The Soviet War in Afghanistan

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The Soviet war in Afghanistan was a grueling debacle that has striking lessons for the 21st century. Parallels between the Soviet invasion of Afghanistan and the U.S. invasions of Afghanistan and I...

The Great Gamble: The Soviet War in Afghanistan

By Gregory Feifer

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Spy Handler

By Victor Cherkashin, Gregory Feifer

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Russians

By Gregory Feifer

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From former NPR Moscow correspondent Gregory Feifer comes an incisive portrait that draws on vivid personal stories to portray the forces that have shaped the Russian character for centuries--and c...

The Great Gamble

By Gregory Feifer

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The Great Gamble

By Gregory Feifer

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Great Gamble

By Gregory Feifer

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Great Gamble

By Gregory Feifer

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Great Gamble

By Gregory Feifer

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Great Gamble

By Gregory Feifer

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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.