@Article{389864,
     author = "Sz. W. Ślaga",
     title = ""Systemy sprawnego działania", Jan L. Frąckiewicz, Wrocław-Warszawa-Kraków-Gdańsk 1980 : [recenzja]",
     year =  1981,
     volume =  17,
     number =  2,
     journal =  Studia Philosophiae Christianae,
     pages =  s. 241-243,
    }