- Author: Emil Angehrn
- Language: German
- Year: 2020
- Author: Emil Angehrn
- Language: German
- Year: 2021
- Author: Emil Angehrn, Gerd Jüttemann
- Language: German
- Year: 2017
- Author: Emil Angehrn
- Language: German
- Year: 1985
- Author: Emil Angehrn
- Language: German
- Year: 1977
- Author: Emil Angehrn (editor)
- Language: German
- Year: 2007
- Author: Emil Angehrn
- Language: German
- Year: 2017