Heady, Earl. O.
Economic of agricultural production and resource use / Textual Documents Earl , O.Heady. - New Jersey : Prentice-Hal Inc , 1964. - viii 850 p., figs
Agric, Economics Production-Resource-Use
338.1 / HEA
Economic of agricultural production and resource use / Textual Documents Earl , O.Heady. - New Jersey : Prentice-Hal Inc , 1964. - viii 850 p., figs
Agric, Economics Production-Resource-Use
338.1 / HEA