00731nam0-22002771i-450-99000253644040332120070226170959.00-07-005752-4000253644FED01000253644(Aleph)000253644FED0100025364420030910d1979----km-y0itay50------baengSocial statisticsHubert M. BlalockLondonMcGraw-Hill1979625 p.24 cmStatistica socialeBlalock,Hubert M.103482ITUNINARICAUNIMARCBK990002536440403321XXVIII-B-434582MASMASSocial statistics16049UNINA