Christian Wahle Books

Fundamente der Mathematik Einfuhrungsphase Niedersachsen Schulerbuch

By Ugur Yasar, Manfred Pruzina, Gerold Kiesslich, Wilfried Zappe, Kathrin Andreae, Renatus Lutticken, Carola Buddensiek, Jan Fuller, Alexander Heinz, Udo Wennekers, Lothar Flade, Daniel Michael Meyer, Markus Krysmalski, Sabine Sand Heidinger, Hubert Langlotz, Thorsten Niemann, Christian Wahle, Arne Mentzendorff, Jan Block, Reinhard Oselies

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Fundamente der Mathematik 5. Schuljahr. Schulerbuch Gymnasium Sachsen Anhalt

By Nadeshda Rempel, Ralf Benolken, Sabine Kruger, Manfred Pruzina, Andreas Pallack, Reinhard Schmidt, Anna Kristin Rose, Melanie Quante, Wolfram Eid, Brigitta Krumm, Christian Theuner, Lothar Flade, Sandra Wortmann, Florian Winterstein, Walter Klages, Hubert Langlotz, Hans Ahrens, Ulrich Rasbach, Christian Wahle, Angelika Siekmann, Anne Kristina Wolff

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Fundamente der Mathematik 8. Schuljahr Hessen Schulerbuch

By Ralf Benolken, Manfred Pruzina, Andreas Pallack, Wilfried Zappe, Klara Gotte, Anneke Haunert, Reinhard Schmidt, Anna Kristin Rose, Melanie Quante, Brigitta Krumm, Christian Theuner, Lothar Flade, Silke Gottge Piller, Nina Ankenbrand, Florian Winterstein, Christof Hoger, Walter Klages, Hubert Langlotz, Ulrich Rasbach, Thorsten Niemann, Christian Wahle, Arne Mentzendorff, Daniel Geukes, Frank G. Becker, Bjorn Beling, Anne Kristina Durstewitz

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Lake mural art from Berlin other cities part 2

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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.