1
2
Published: Coburg : Nation-Europa-Verl, 1978
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3
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4
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5
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6
Published: Bonn : Pahl-Rugenstein, 1996
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7
Published: Frankfurt am Main u.a. : Lang, 1988
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8
9
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10
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11
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12
Published: München : Dt. Taschenbuch-Verl, 1992
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