00801nam0-22002771i-450-990002503210403321000250321FED01000250321(Aleph)000250321FED0100025032120000920d1943----km-y0itay50------baENG<<The >>Economic Pattern of World PopulationJ.B. Condliffe.WashingtonNational Planning Association1943.54 p.21 cmPlanning pamphelet18Demografia, Demografia economicaCondliffe J.B.ITUNINARICAUNIMARCBK990002503210403321XXIII-D-3424485MASMASEconomic Pattern of World Population440454UNINAING01