Heady, Earl Orel, 1916- Economics of agricultural production and resource use / Earl O. Heady. - New York : Prentice-Hall, 1952.[Indian reprint 1961,1968] - 850 p. : ill. ; 24 cm. Includes index. Subjects--Topical Terms: Agriculture--Economic aspects. Dewey Class. No.: 338.1 / HEE 1968