1
Published 1980
2
3
Published 1992
4
Published 2005
5
Published 1977
6
Published 1993
7
Published 1980
8
9
Published 1982
10
Published 1988
11
12
Published 1996
13
14
Published 1992
15
16
17
Published 1983
18
Published 1962
19
Published 1984
20
Published 1985