- Author: Volker Giel (editor), Norbert Oellers (editor)
- Language: German
- Year: 2020
- Author: Volker Giel (editor), Susanne Fenske (editor), Yvonne Pietsch (editor), Gerhard Müller (editor)
- Language: German
- Year: 2010
- Author: Volker Giel (editor), Norbert Oellers (editor)
- Language: German
- Year: 2017
- Author: Volker Giel (editor), Susanne Fenske (editor), Yvonne Pietsch (editor), Markus Bernauer (editor), Gerhard Müller (editor)
- Language: German
- Year: 2012
- Author: Volker Giel (editor), Norbert Oellers (editor)
- Language: German
- Year: 2017