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Reference and information services : an introduction (1995)
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a Angelsächsische Welt / All B 91 Elektronische Publikationen
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Reference and information services : an introduction (2001)
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Bibliothek / Auskunftsdienst (SWB)
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Duckett, R.J.; Walker, P.; Donnelly, C.: Know it all, find it fast : an A-Z source guide for the enquiry desk (2008)
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Großbritannien / Bibliothek / Informationsvermittlung / Wörterbuch (BVB)