Cramer, Gail L . Agricultural economics and agribusiness / Gail L Cramer, Clarence W Jensen. - 2nd ed. / . - New York : John Wiley , 1979. - xiii,465p. : photose,figs. ; 24cm. . NULL ISBN: Rs. USD 11.15 (Pbk) Subjects--Index Terms: ECONOMICS-AGRICULTURE Dewey Class. No.: 338.10973 / CRA/A