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by von Bechtolsheim, Mathias, Schweichhart, Karsten, Winand, Udo
Published 1991
Published 1991
Vieweg+Teubner Verlag
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by Naschold, Frieder, Gantzel, Klaus Jürgen, Müller, Norbert, Anweiler, Oskar
Published 1971
Published 1971
VS Verlag für Sozialwissenschaften