APA (7th ed.) Citation

Beauchamp, T. L., & Childress, J. F. (1989). Principles of biomedical ethics (3. ed.). Oxford Univ. Pr.

Chicago Style (17th ed.) Citation

Beauchamp, Tom L., and James F. Childress. Principles of Biomedical Ethics. 3. ed. New York u.a: Oxford Univ. Pr, 1989.

MLA (9th ed.) Citation

Beauchamp, Tom L., and James F. Childress. Principles of Biomedical Ethics. 3. ed. Oxford Univ. Pr, 1989.