
- Author: Peter Hammacher Ilse Erzigkeit Sebastian Sage (auth.)
- Language: German
- Year: 2008

- Author: Peter Hammacher Ilse Erzigkeit Sebastian Sage
- Language: German
- Year: 2018

- Author: Peter Hammacher Ilse Erzigkeit Sebastian Sage (auth.)
- Language: German
- Year: 2014

- Author: Peter Hammacher Ilse Erzigkeit Sebastian Sage (auth.)
- Language: German
- Year: 2008

- Author: Peter Hammacher Ilse Erzigkeit Sebastian Sage (auth.)
- Language: German
- Year: 2011