APA (7th ed.) Citation

Stevenson, L. F. (1987). Seven theories of human nature (2nd ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Stevenson, Leslie Forster. Seven Theories of Human Nature. 2nd ed. New York: Oxford University Press, 1987.

MLA (9th ed.) Citation

Stevenson, Leslie Forster. Seven Theories of Human Nature. 2nd ed. Oxford University Press, 1987.