00674nam0-22002651i-450-990003194500403321000319450FED01000319450(Aleph)000319450FED0100031945020000920d1958----km-y0itay50------baengITSocial ChangeH. Ian Hogbin.LondonWatts & Co.1958.IX, 257 p.23 cm14330Hogbin,Herbert Ian127716ITUNINARICAUNIMARCBK99000319450040332114330 HOG023503SESSESSocial Change453376UNINA