Cita APA (7a ed.)

Sommers, C. H., Fogelin, R. J., & Sommers, F. T. (1989). Vice and virtue in everyday life: Introductory readings in ethics. Harcourt Brace Jovanovich.

Cita Chicago Style (17a ed.)

Sommers, Christina Hoff, Robert J. Fogelin, y Frederic Tamler Sommers. Vice and Virtue in Everyday Life: Introductory Readings in Ethics. San Diego [etc.]: Harcourt Brace Jovanovich, 1989.

Cita MLA (9a ed.)

Sommers, Christina Hoff, et al. Vice and Virtue in Everyday Life: Introductory Readings in Ethics. Harcourt Brace Jovanovich, 1989.