Peter Wyden Books

Intimate Enemy

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"In the spring of 1945, as the Russians moved inexorably toward Berlin and it became clear that the Nazi cause was lost, Adolf Hitler summoned his secretary and dictated his final political testame...

Hitler Virus

By Peter Wyden

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Le CIA prise au piege

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La guerra apasionada

By Peter Wyden

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La guerra civil española ha sido descrita en términos políticos, estratégicos, militares, filosóficos, religiosos y personales. pero esta es la primera vez que un periodista especializado en la inv...

La guerra apasionada

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Business Poker

By Peter Wyden

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The unknown Iacocca

By Peter Wyden

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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.