Berliner Debatte 3 | 1996
Berliner Debatte 4 | 1995
Berliner Debatte 3 | 1994
Berliner Debatte 2 | 1994
Berliner Debatte 2 | 1993
Berliner Debatte 6 | 1992
Berliner Debatte 2 | 1992
Berliner Debatte 5 | 1991
Berliner Debatte 2 | 1991