Flanagan, O. J. (1991). Varieties of moral personality: Ethics and psychological realism. Harvard University Press.
芝加哥风格引文Flanagan, Owen J. Varieties of Moral Personality: Ethics and Psychological Realism. Cambridge, MA: Harvard University Press, 1991.
MLA引文Flanagan, Owen J. Varieties of Moral Personality: Ethics and Psychological Realism. Harvard University Press, 1991.
警告：这些引文格式不一定是100％准确.