- Author: Harald Dettmer, Thomas Hausmann, Ingomar Kloss, Helmut Meisl, Uwe Weithöner, Paul Degott
- Language: German
- Year: 1999
- Author: Prof. Dr. Jürgen Rothlauf (auth.) Professor Dr. Ingomar Kloss (eds.)
- Language: English
- Year: 2002
- Author: Marieke de Mooij (auth.) Professor Dr. Ingomar Kloss (eds.)
- Language: English
- Year: 2001