- Author: Denis Thouard (editor), Friedrich Vollhardt (editor), Fosca Mariani Zini (editor)
- Language: German
- Year: 2010
- Author: Jan-Dirk Müller (editor), Wulf Oesterreicher (editor), Friedrich Vollhardt (editor)
- Language: German
- Year: 2010
- Author: Lutz Danneberg (editor), Sandra Pott (editor), Jörg Schönert (editor), Friedrich Vollhardt (editor)
- Language: German
- Year: 2002
- Author: Frank Grunert (editor), Friedrich Vollhardt (editor)
- Language: German
- Year: 2007
- Author: Lutz Danneberg (editor), Friedrich Vollhardt (editor), Hartmut Böhme (editor), Jörg Schönert (editor)
- Language: German
- Year: 2003
- Author: Georg Braungart (editor), Harald Fricke (editor), Klaus Grubmüller (editor), Jan-Dirk Müller (editor), Friedrich Vollhardt (editor), Klaus Weimar (editor)
- Language: German
- Year: 2007
- Author: Friedrich Vollhardt (editor)
- Language: German
- Year: 2013
- Author: Lutz Danneberg (editor), Wilhelm Schmidt-Biggemann (editor), Horst Thomé (editor), Friedrich Vollhardt (editor)
- Language: German
- Year: 2005
- Author: Cornelia Ortlieb (editor), Friedrich Vollhardt (editor)
- Language: German
- Year: 2021