00783nam0-22002891i-450-990003195710403321000319571FED01000319571(Aleph)000319571FED0100031957120000920d1957----km-y0itay50------baitaITSocial StratificationA Comparative Analysis of Structure and ProcessBernard Barber.New YorkHarcourtBrace\c\\1957.XIX, 540 p.22 cm1423014260Barber,BernardITUNINARICAUNIMARCBK99000319571040332114230 BAR015372SESSESSocial Stratification453285UNINAING01