Cochrane, W. W. (1979). The development of american agriculture: A historical analysis (3a. ed.). University of Minnesota Press.
Cita Chicago Style (17a ed.)Cochrane, Willard W. The Development of American Agriculture: A Historical Analysis. 3a. ed. Minneapolis: University of Minnesota Press, 1979.
Cita MLA (9a ed.)Cochrane, Willard W. The Development of American Agriculture: A Historical Analysis. 3a. ed. University of Minnesota Press, 1979.
Precaución: Estas citas no son 100% exactas.