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  • × theme_ss:"Informationsmittel"
  • × theme_ss:"Informationsdienstleistungen"
  1. Tenopir, C.; Ennis, L.: ¬The digital reference work of academic libraries (1998) 0.03 
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    Source
    Online. 22(1998) no.4, S.22-28
  2. Koutnik, C.: ¬The World Wide Web is here : is the end of printed reference sources near? (1997) 0.01 
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  3. Duckett, R.J.; Walker, P.; Donnelly, C.: Know it all, find it fast : an A-Z source guide for the enquiry desk (2008) 0.01 
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  4. Lipow, A.G.: ¬The virtual reference librarian's handbook (2003) 0.00 
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    Date
    22. 3.2004 14:46:50

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