Cita APA (7a ed.)

Cochrane, W. W., & Ryan, M. E. (1976). American farm policy, 1948-1973. University of Minnesota Press.

Cita Chicago Style (17a ed.)

Cochrane, Willard W., y Mary Ellen Ryan. American Farm Policy, 1948-1973. Minneapolis: University of Minnesota Press, 1976.

Cita MLA (8a ed.)

Cochrane, Willard W., y Mary Ellen Ryan. American Farm Policy, 1948-1973. University of Minnesota Press, 1976.