- Author: Markus Götz, Christian Hartmann
- Year: 2021
- Author: Christian Hartmann, Johannes Hürter, Peter Lieb, Dieter Pohl
- Language: German
- Year: 2009
- Author: Christian Hartmann
- Language: German
- Year: 2010
- Author: Christian Hartmann (editor)
- Language: German
- Year: 2008
- Author: Adolf Hitler, Christian Hartmann, Thomas Vordermayer, Othmar Plöckinger, Roman Töppel
- Language: German
- Year: 2016
- Author: Christian Hartmann Dorothea Sareyko Hans-Ulrich Sareyko Harald Schinkel Roland Thimme (eds.)
- Language: German
- Year: 1991
- Author: Peter Grupp Christian Hartmann Harald Schinkel Roland Thimme (eds.)
- Language: German
- Year: 1995
- Author: Adolf Hitler (Hrsg. Christian Hartmann Thomas Vordermayer Othmar Plöckinger Roman Töppel)
- Language: German
- Year: 2016
