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Reference and information services : an introduction (1991) 0.03

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Date: 1. 3.2008 10:13:56

Reference and information services : an introduction (1995) 0.01

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Date: 8. 3.2008 9:52:56

Kuhlen, R.: ¬Die Konsequenzen von Informationsassistenten : was bedeutet informationelle Autonomie oder wie kann Vertrauen in elektronische Dienste in offenen Informationsmärkten gesichert werden? (1999) 0.01

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Date: 28. 8.2019 19:21:22

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