00750nam0-22002651i-450-990003204980403321000320498FED01000320498(Aleph)000320498FED0100032049820000920d1972----km-y0itay50------baENGITStatistics for economistsan introductionRalph E. BealsChicagoRand McNally College1972xi, 420 p.ill.24 cmRand McNally economics seriesBeals,Ralph E.128142ITUNINARICAUNIMARCBK990003204980403321B/3.1 BEA8910/ISESSESStatistics for economists454316UNINA