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Ratzek, W.: Problemlösung. Verifiziertes Faktum oder Illusion? (2013) 0.00

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Date: 22. 3.2013 14:05:39
Source: Information - Wissenschaft und Praxis. 64(2013) H.1, S.9-22

Ratzek, W.: Synopse einer Informations- und Wissensgesellschaft : Ein IT-geprägtes "Paradigma" (2003) 0.00

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Date: 31.12.2003 18:35:28

Ratzek, W.: Computer Based Training in der Bildungsarbeit : Vom programmierten Lernen bis zum Lernen im Netz (1997) 0.00

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Source: Nachrichten für Dokumentation. 48(1997) H.1, S.25-29

Kübler, S.; Ratzek, W.; Wursthorn, L.; Ziltz, N.: Content is King : Projekt B.I.T.Wiki geht online! (2007) 0.00

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Date: 23.12.2007 19:29:37

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