1
2
Book
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4
5
Book
6
7
8
Published: Frankfurt am Main u.a. : Lang, 1988
Book
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10
11
12
Book
13
14
Published: Würzburg : Königshausen & Neumann, 1989.
Book
15
Published: Köln : Verl. Wiss. u. Politik, 1986.
Book
16
Published: Münster : Westfälisches Dampfboot, 1999.
Book
17
Published: Hannover : Hahn, 1995
Book
18
19
Published: Duisburg : DISS, 1994
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