Bernd Lennartz Books

Taschenbuch Der Wasserwirtschaft

By Kurt Lecher, Ulrich C.E. Zanke, Ulrich Zanke, Rudolf Kuhn, Matthias Barjenbruch, Stefan Kopp-Assenmacher, Hans-Peter Koschitzky, Martin Zimmermann, Reinhard Hüttl, Bernhard Keim, Herbert Grubinger, Werner Kresser, Uwe Grünewald, Guenter Bloeschl, Bernd Lennartz, Hans-Peter Lühr, Hocine Oumeraci, Hanspeter Hodel, Wilhelm Urban, Helmut Kobus, Marion Huber-Humer, Mathias Döring, Oliver Bens, Andreas Grohmann, Julia Krümmelbein, Peter Lechner, Peter Widmoser, Leopold Füreder, Hans Bretschneider, Bernhard Söhngen, Dieter Gutknecht, Rolf Anselm

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Vocational Education And Training In Sub-Saharan Africa: Current Situation And Development

By Bernd Lennartz, Friedhelm Eicker, Gesine Haseloff, Vocational Education And Development Symposium

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There is a rising demand for specialist workers in several countries of Sub-Saharan Africa (SSA). The area still lacks a consistent system of professional training and further education. The confer...

Ansätze Zur Quantifizierung Von Feldskaligen Wasser- Und Stoffflüsse...

By Bernd Lennartz

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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.