- Author: Sabine Schmolinsky (editor), Diana Hitzke (editor), Heiner Stahl (editor)
- Language: German
- Year: 2018
- Author: Sabine Schmolinsky (editor), Diana Hitzke (editor), Heiner Stahl (editor)
- Language: German
- Year: 2018
- Author: Anette Baumann (editor), Sabine Schmolinsky (editor), Evelien Timpener (editor)
- Language: German
- Year: 2020