(1994). The Ground of goufuusional ethica.
Cita Chicago (17th ed.)The Ground of Goufuusional Ethica. London, 1994.
Cita MLA (9th ed.)The Ground of Goufuusional Ethica. 1994.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)