Elke Heidenreich Books

Schlafes Morder: Macbeth

By Elke Heidenreich, Tom Krausz

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STRIZZ

By Volker Reiche

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Nero Corleone

By Elke Heidenreich

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A bold and self-serving tom cat reigns supreme both in the farmyard in Italy where he was born and later in the comfortable home in Germany to which a vacationing couple takes him and his helpless...

Some folk think the South Pole's hot

By Elke Heidenreich

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The penguins of the South Pole, all dressed up and with no place to go, invite the Three Tenors to come and perform an opera for their amusement.

Opera polaire

By Quint Buchholz, Elke Heidenreich, Catherine Makarius

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Nero Corleone

By Quint Buchholz, Elke Heidenreich, Anne Georges

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Dos au monde

By Elke Heidenreich, Isabelle Liber

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Le chien de noureev INACTIF ANCIENS TITRES

By Heidenreich Elke Sowa Michael

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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.