- Author: Gerhard Strauß, Elke Donalies, Heidrun Kämper-Jensen, Isolde Nortmeyer, Joachim Schildt, Rosemarie Schnerrer, Oda Vietze
- Language: German
- Year: 1996
- Author: Gerhard Strauß, Heidrun Kämper-Jensen, Isolde Nortmeyer, Rosemarie Schnerrer, Oda Vietze
- Language: German
- Year: 1997
- Author: Gerhard Strauß, Elke Donalies, Heidrun Kämper-Jensen, Isolde Nortmeyer, Joachim Schildt, Rosemarie Schnerrer, Oda Vietze
- Language: German
- Year: 1996