{"id":"000011910","type":"book","title":"Systemtheoretische Ansätze in der Soziologie: e. krit. Analyse / Rainer Prewo; Jürgen Ritsert; Elmar Stracke.- Reinbek b. Hamburg: Rowohlt.- 283 S","author":[{"family":"Prewo","given":"Rainer"}],"issued":{"raw":"1973"}}