Search (2 results, page 1 of 1)

  • × author_ss:"Lüdtke, H."
  • × theme_ss:"Informationsdienstleistungen"
  • × type_ss:"a"
  1. Lüdtke, H.: Secret Patrons, Invisible Users : Digital Reference @ Your Library: Fundstücke einer nicht nur virtuellen Erkundung in den USA (2004) 0.02 
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    Date
    22. 3.2004 14:50:05
    Source
    BuB. 56(2004) H.3, S.202-210
  2. Lüdtke, H.: Taking the reference desk to cyberspace : Internet-Bibliotheken und Online-Auskunftsdienste / im Mittelpunkt die Internet Public Library (USA) (2001) 0.01 
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    Source
    BuB. 53(2001) H.9, S.544-552