Michael Wallner Books

April in Paris

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Michael Wallner's thrilling first novel, set in occupied France during World War II, movingly recounts the impossible love affair between a German soldier and a French resistance fighter.Roth, a yo...

April in Paris

By Michael Wallner

Average: 0.00, 0 Ratings

April in Paris

By Michael Wallner

Average: 0.00, 0 Ratings

April in Paris

By Michael Wallner

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When people on Paris's bustling streets look at Michael Roth, they see little more than a Parisian student. What they do not realize is that he is carrying a painful secret, one that he cannot even...

April in Paris

By Michael Wallner

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Manhattan fliegt.

By Michael Wallner

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Haut

By Michael Wallner

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Cliehms Begabung.

By Michael Wallner

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Die Russische Affaire German Edition

By Michael Wallner

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Die Zeit des Skorpions

By Michael Wallner

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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.