Torsten Hoffmann Books

Dipeptidyl Aminopeptidases in Health and Disease

By International Conference On Dipeptidyl Aminopeptidases 2002 Berlin Germany

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Proceedings of the International Conference on Dipeptidyl Aminopeptidases, held September 26-28, 2002, in Berlin, Germany. Dipeptidyl Aminopeptidases exert a potent modulatory role at an interface...

Lehrer ohne Lehre

By Torsten Hoffmann

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New York, New York

By Torsten Andreas Hoffmann

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In the summer of 2001, Torsten Andreas Hoffmann, examining new photographs he had taken for a calendar illustrated with views of New York, determined that he had too many photographs of the World T...

Rainer Maria Rilke

By Torsten Hoffmann

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Anthropologien der Endlichkeit

By Friederike Felicitas Gunther, Hans Graubner, Torsten Hoffmann

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Dipeptidyl Aminopeptidases in Health and Disease

By Burghard Klapp, Martin Hildebrandt, Hans Ulrich Demuth, Torsten Hoffmann

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Konfigurationen Des Erhabenen

By Torsten Hoffmann

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Konfigurationen des Erhabenen

By Torsten Hoffmann

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Konfigurationen des Erhabenen

By Torsten Hoffmann

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Echt inszeniert

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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.