- Author: Volker Gerhardt
- Language: German
- Year: 2021
- Author: Volker Gerhardt
- Language: German
- Author: Birgit Sandkaulen, Volker Gerhardt, Walter Jaeschke (Hg.)
- Language: German
- Year: 2009
- Author: Volker Gerhardt (editor), Thomas Meyer (editor)
- Language: German
- Year: 2005
- Author: Volker Gerhardt, Reinhard Mehring, Jana Rindert
- Language: German
- Year: 1999
- Author: Volker Gerhardt (editor)
- Language: German
- Year: 1996