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Schmidt, D.: Telefon und Telex als Hilfsmittel des Informationsdienstes in Öffentlichen Bibliotheken : Analyse in- uns ausländischer Fachbeiträge (1976)
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Schmidt, D.: Vergleichende Untersuchung von Klassifikationsregistern in Öffentlichen Bibliotheken : unter besonderer Berücksichtigung der ASB (Allgemeine Systematik für Öffentliche Bibliotheken) (1980)
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Schmidt, D.: Guide to reference and information sources in the zoological sciences (2003)
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Schmidt, D.; Allison, M.; Clark, K.; Jacobs, P.; Porta, M.: Guide to reference and information sources in plant biology (2005)
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Schmidt, D.: ¬'The electronic library' : a bibliographic instruction course for graduate students in the life sciences (1993)
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