- Author: Claus-Dieter Ehlermann, Mel Marquis (editors)
- Language: English
- Year: 2008
- Author: h.c. Claus-Dieter Ehlermann, Mel Marquis
- Language: English
- Year: 2010
- Author: Claus Dieter Ehlermann Mel Marquis
- Language: English
- Year: 2010
- Author: Claus Dieter Ehlermann Mel Marquis
- Language: English
- Year: 2008