Citazione Stile APA (7a Edizione)

McKenzie, R. D., & Hawley, A. H. (1968). Roderick D. McKenzie on human ecology: Selected writings. University of Chicago Press.

Citazione stile Chigago Style (17a edizione)

McKenzie, Roderick Duncan, e Amos Henry Hawley. Roderick D. McKenzie on Human Ecology: Selected Writings. Chicago: University of Chicago Press, 1968.

Citatione MLA (9a ed.)

McKenzie, Roderick Duncan, e Amos Henry Hawley. Roderick D. McKenzie on Human Ecology: Selected Writings. University of Chicago Press, 1968.