Cita APA (7a ed.)

Sommers, C. H., & Sommers, F. T. (1997). Vice & virtue in everyday life: Introductory readings in ethics (4th ed.). Harcourt Brace College.

Cita Chicago Style (17a ed.)

Sommers, Christina Hoff, y Frederic Tamler Sommers. Vice & Virtue in Everyday Life: Introductory Readings in Ethics. 4th ed. Fort Worth [etc.]: Harcourt Brace College, 1997.

Cita MLA (9a ed.)

Sommers, Christina Hoff, y Frederic Tamler Sommers. Vice & Virtue in Everyday Life: Introductory Readings in Ethics. 4th ed. Harcourt Brace College, 1997.