1
Published 1964
Book
3
by Prolingheuer, Hans, 1930-
Published 1977
Book
4
7
Published 1946
Book
8
by Zehrer, Karl.
Published 1986
Book
10
Published 1971
Book
11
Published 1976
Book
12
Published 1981
Book
13
Published 2014
Book
18
Published 1971
Book
19
Published 1991
Book
20
Book