APA (7th ed.) Zitazioa
Beauchamp, T. L., & Childress, J. F. (2013). Principles of biomedical ethics (7th ed.). Oxford University press.
Chicago Style (17th ed.) Zitazioa
Beauchamp, Tom L., eta James F. Childress. Principles of Biomedical Ethics. 7th ed. New York: Oxford University press, 2013.
MLA (9th ed.) Zitazioa
Beauchamp, Tom L., eta James F. Childress. Principles of Biomedical Ethics. 7th ed. Oxford University press, 2013.
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