1
Book
2
Published: Hannover : Fackelträger-Verl, 1977
Book
3
4
5
6
Published: München : Beck, 1988
Book
7
8
9
Published: Frankfurt am Main : Hain, 1993
Book
10
11
Book
12
13
14
15
16
17
18
19
20
Published: Hannover : Fackelträger-Verl, 1980
Book