Helmut Schmiedt Books

Wie froh bin ich, dass ich weg bin!: Goethes Roman Die Leiden des jungen Werther in literaturpsychologischer Sicht

By Peter Fischer, Helmut Schmiedt, Ernst Feise, Reinhart Meyer Kalkus, Gustav H Graber, Heidi M Rockwood, P J Mobius

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Dr. Mabuse Winnetou Co.

By Helmut Schmiedt

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Karl Mays Winnetou

By Hartmut Vollmer, Dieter Sudhoff

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Friedrich Schiller

By Helmut Schmiedt

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Friedrich Schiller

By Helmut Schmiedt

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Karl May, Oder, Die Macht Der Phantasie : Eine Biographie

By Helmut Schmiedt

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Seit mehr als einem Jahrhundert ist Karl May (1842–1912) ein Autor von herausragender Popularität. Seine Romane haben Millionenauflagen erzielt, mit seinen Figuren Winnetou und Old Shatterhand hat...

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.