1
Published: Berlin ; Frankfurt a.M. : Verlag Franz Vahlen, 1957
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6
Published: Münster : Unrast, 2000.
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7
8
Published: Frankfurt am Main : Isp-Verl, 1990.
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9
Published: Mainz : PDS Rheinland-Pfalz, Linke Liste, 1992.
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19
Published: Bornheim : Werkstatt für Polit. u. Soziale Bildung, 1991.
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20
Published: Essen : Klartext-Verl, 1990.
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