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Schmidt, D.: Telefon und Telex als Hilfsmittel des Informationsdienstes in Öffentlichen Bibliotheken : Analyse in- uns ausländischer Fachbeiträge (1976) 4.07

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Theme: Informationsdienstleistungen

Schmidt, D.: ¬'The electronic library' : a bibliographic instruction course for graduate students in the life sciences (1993) 4.07

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Theme: Informationsdienstleistungen