00793nam0-22002891i-450-99000385911040332120080117123037.0000385911FED01000385911(Aleph)000385911FED0100038591120030910d--------km-y0itay50------baitaIT<<An >>Introduction to Agricultural EconomicsRobert C. Ross.New YorkMcGraw-Hill1951.vii, 414 p.ill.24 cmEconomia agrariaH/1.10Ross,Robert C.ITUNINARICAUNIMARCBK990003859110403321H/1.10 ROS012995SESSESIntroduction to Agricultural Economics515191UNINA