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Ratzek, W.: ¬Der Informator : Ein Stück zum Nachdenken in 3 Akten (2001)
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Ratzek, W.: Elemente einer neuen Bildsprache für Marketing und Mediendesign (1993)
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Ratzek, W.: Controlling, Informationsmanagement, Informationsverarbeitungscontrolling : Herausforderung oder neue Konfliktfelder? (1995)
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Ratzek, W.: ¬Die multimediale Gesellschaft : Entertainment als Attraktor (1996)
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Ratzek, W.: Virtuelle Unternehmen : das Networking-Konzept (1996)
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