Citazione Stile APA (7a Edizione)

Richardson, W. N., & Stubbs, T. H. (1976). Evolution, human ecology, and society. Macmillan.

Citazione stile Chigago Style (17a edizione)

Richardson, W. Norman, e Thomas H. Stubbs. Evolution, Human Ecology, and Society. New York: Macmillan, 1976.

Citatione MLA (9a ed.)

Richardson, W. Norman, e Thomas H. Stubbs. Evolution, Human Ecology, and Society. Macmillan, 1976.