Cita APA (7a ed.)

Beauchamp, T. L., & Childress, J. F. (1994). Principles of biomedical ethics (4th ed.). Oxford University Press.

Cita Chicago Style (17a ed.)

Beauchamp, Tom L., y James F. Childress. Principles of Biomedical Ethics. 4th ed. New York [etc.]: Oxford University Press, 1994.

Cita MLA (9a ed.)

Beauchamp, Tom L., y James F. Childress. Principles of Biomedical Ethics. 4th ed. Oxford University Press, 1994.