- Author: Toni Pierenkemper, Richard Tilly
- Language: German
- Year: 1982
- Author: Toni Pierenkemper
- Language: German
- Year: 1979
- Author: Toni Pierenkemper, Richard Tilly
- Language: English
- Year: 2004
- Author: Toni Pierenkemper Richard Tilly
- Language: English
- Year: 2004
- Author: Toni Pierenkemper
- Language: German
- Year: 2007
- Author: Toni Pierenkemper
- Language: German
- Year: 2010
- Author: Toni Pierenkemper
- Language: German
- Year: 2015
- Author: Toni Pierenkemper
- Language: German
- Year: 2015