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  • × theme_ss:"Informationsmittel"
  • × theme_ss:"Informationsdienstleistungen"
  1. Lipow, A.G.: ¬The virtual reference librarian's handbook (2003) 0.02 
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    Date
    22. 3.2004 14:46:50
    Isbn
    1-55570-445-X
  2. Reference and information services : an introduction (2001) 0.02 
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    Isbn
    1-56308-130-X
  3. Tenopir, C.; Ennis, L.: ¬The digital reference work of academic libraries (1998) 0.02 
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    Source
    Online. 22(1998) no.4, S.22-28
  4. Reference and information services : an introduction (1995) 0.01 
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    Isbn
    1-56308-130-X

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