@book{ title = "An introduction to information science", author = "Flynn, Roger R.", year = "1987", publisher = "Dekker", address = "New York", language = "und", isbn = "0824775082", keywords = "Einführung,Informationssystem,Informatik,Informations- und Dokumentationswissenschaft", series = "Books in library and information science, 49 ; 49", }