Cita APA (7th ed.)
Brown, C., & Luper, S. (1992). The moral life. Harcourt Brace Jovanovich College.
Cita Chicago (17th ed.)
Brown, Curtis, i Steven Luper. The Moral Life. Fort Worth: Harcourt Brace Jovanovich College, 1992.
Cita MLA (9th ed.)
Brown, Curtis, i Steven Luper. The Moral Life. Harcourt Brace Jovanovich College, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.