Gaya APA
Beauchamp, T, L., Childress, J, F. (2001).
Principles of Biomedical Ethics Fifth Edition .
New York:
Oxford University Press.
Gaya MLA
Beauchamp, Tom, L.., Childress, James, F..
"Principles of Biomedical Ethics Fifth Edition".
New York:
Oxford University Press,
2001.
Buku Text.