- Author: Franz Altheim, Ruth Stiehl, János Harmatta, Dieter Harnack, Roch Knapowski, Franz F. Schwarz, Zuhair Shunnar, Oswald Szemerényi, Erika Trautmann-Nehring
- Language: German
- Year: 1970
- Author: Franz Altheim Ruth Stiehl
- Language: German, English
- Year: 1970