McKenzie, R. D., & Hawley, A. H. (1968). Roderick D. McKenzie on human ecology: Selected writings. University of Chicago Press.
Chicago Style (17. basım) AtıfMcKenzie, Roderick Duncan, ve Amos Henry Hawley. Roderick D. McKenzie on Human Ecology: Selected Writings. Chicago: University of Chicago Press, 1968.
MLA (9th ed.) AtıfMcKenzie, Roderick Duncan, ve Amos Henry Hawley. Roderick D. McKenzie on Human Ecology: Selected Writings. University of Chicago Press, 1968.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..