Cita APA (7th ed.)
Stevenson, L. (1974). Seven theories of human nature. OUP.
Cita Chicago (17th ed.)
Stevenson, Leslie. Seven Theories of Human Nature. New York: OUP, 1974.
Cita MLA (9th ed.)
Stevenson, Leslie. Seven Theories of Human Nature. OUP, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.