Quinn, W. (1994). Morality and action. Cambridge Univ. Pr.
Cita Chicago (17th ed.)Quinn, Warren. Morality and Action. New York: Cambridge Univ. Pr, 1994.
Cita MLA (9th ed.)Quinn, Warren. Morality and Action. Cambridge Univ. Pr, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.