Economic models and quantitative methods for decisions and planning in agriculture
Heady, Earl O, Ed.
Economic models and quantitative methods for decisions and planning in agriculture - - IOWA State University Press, Iowa 1971 - - .
Agricultural economics
338.1 HEA-E
Economic models and quantitative methods for decisions and planning in agriculture - - IOWA State University Press, Iowa 1971 - - .
Agricultural economics
338.1 HEA-E