- Author: Friedrich Lenger
- Language: German
- Year: 1986
- Author: Friedrich Lenger
- Language: English
- Year: 2012
- Author: Horst Carl (editor), Hans-Henning Kortüm (editor), Dieter Langewiesche (editor), Friedrich Lenger (editor)
- Language: German
- Year: 2004
- Author: Friedrich Lenger (editor)
- Language: German
- Year: 2013
- Author: Friedrich Lenger (editor)
- Language: English
- Year: 2002
- Author: Friedrich Lenger
- Language: English
- Year: 2002
- Author: Friedrich Lenger
- Language: English
- Year: 2002