
- Author: Schreiber Chantal
- Language: German
- Year: 2016

- Author: Both Sabine, Liepins Carolin
- Language: German
- Year: 2016

- Author: Sabine Both Brinx Kömmerling Christamaria Fiedler Sissi Flegel Bianka Minte-König
- Language: German
- Year: 2011

- Author: Nele Neuhaus
- Language: German
- Year: 2011

- Author: Nele Neuhaus
- Language: German
- Year: 2011