1
Published: Münster [u.a.] : LIT, 1994
Book
2
Published: Berlin : Akad.-Verl, 1995
Book
3
Published: Köln : Bund-Verl, 1994
Book
4
Published: Gerlingen : Bleicher, 1987
Book
5
Published: Münster u.a. : Lit, 1993
Book
6
Published: Bochum : Winkler, 1994
Book
7
8
Published: Hannover : Niedersächsische Landeszentrale für Politische Bildung, 1998
Book
9
10
Published: Frankfurt [u.a.] : Campus-Verl, 1996
Book
11
Book
12
13
14
15
16
17
Published: Köln [u.a.] : Böhlau, 1966
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18
19
Published: Berlin : Dietz, 1958
Book
20
Published: Baden-Baden : Nomos-Verl.-Ges, 1991
Book