APA
I.T. SandersD. Ensminger, . (1954). Farmers of the world. New York: Columbia University Press.
Chicago
I.T. SandersD. Ensminger, . 1954. Farmers of the world. New York: Columbia University Press.
Harvard
I.T. SandersD. Ensminger, . (1954). Farmers of the world. New York: Columbia University Press.
MLA
I.T. SandersD. Ensminger, . Farmers of the world. New York: Columbia University Press. 1954.
