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9
Published: Frankfurt am Main : Haag + Herchen, 1992.
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12
Published: Frankfurt [u.a.] : Campus-Verl, 1991
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13
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14
15
Published: Mainz : Hase & Koehler, 1966
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16
Published: Münster : Unrast, 1997
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17
Published: Frankfurt/Main : Der Heimreiter-Verlag, [1958]
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18
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19
20
Published: Hamburg : VSA-Verl, 1993.
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