Machill, M.; Neuberger, C.; Schweiger, W.; Wirth, W.: Wegweiser im Netz : Qualität und Nutzung von Suchmaschinen (2004)
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- Source
- Wegweiser im Netz: Qualität und Nutzung von Suchmaschinen. 3. Aufl. Hrsg.: M. Machill u. C. Welp