APA

Stevenson L. F., . (1987). Seven theories of human nature. New York: Oxford University Press.

Chicago

Stevenson Leslie Forster, . 1987. Seven theories of human nature. New York: Oxford University Press.

Harvard

Stevenson L. F., . (1987). Seven theories of human nature. New York: Oxford University Press.

MLA

Stevenson Leslie Forster, . Seven theories of human nature. New York: Oxford University Press. 1987.