1
2
3
4
5
6
7
Published: Regensburg : Pustet, 1991.
Book
8
Published: London [u.a.] : Cass, 1997.
Book
9
10
11
12
Published: Köln : Kiepenheuer & Witsch, 1972.
Book
13
Book
14
15
16
Published: Göttingen : Vandenhoeck & Ruprecht, 1977.
Book
17
Published: Berlin [u.a.] : Dietz, 1984.
Book
18
Published: London u.a. : Unwin Hyman, 1990.
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19
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20