- Author: SchinharlCornelia, Ilies Angelika
- Language: German
- Year: 2014
- Author: Prasske Bruni, Reinhard Judith
- Language: German
- Year: 2017
- Author: Nowak Ralf
- Language: German
- Year: 2016
- Author: Linder Leo G., Voll Franz Josef
- Language: German
- Year: 2017
- Author: Carr Kris, Ornish Dean, Weber Ute
- Language: German
- Year: 2016
- Author: Gräfe und Unzer, Kittler Martina
- Language: German
- Year: 2016
- Author: Adams Carol J
- Language: English
- Year: 2017