1
2
Published: München : Dt. Verl.-Anst, 2004
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4
Published: London : Vallentine, Mitchell, 1964
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5
Book
6
7
Book
8
9
10
Book
11
12
Published: Nendeln : KTO Press, 1979-
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13
14
15
16
Published: München : R. Oldenbourg Verlag, 1985
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17
Published: London : Weidenfeld and Nicolson, c1990
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18
19
Published: Baden-Baden : Nomos-Verl.-Ges, 1994
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20
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