Benn, P. (1998). Ethics. UCL Press.
芝加哥风格引文Benn, Piers. Ethics. London: UCL Press, 1998.
MLA引文Benn, Piers. Ethics. UCL Press, 1998.
警告:这些引文格式不一定是100%准确.
Benn, P. (1998). Ethics. UCL Press.
芝加哥风格引文Benn, Piers. Ethics. London: UCL Press, 1998.
MLA引文Benn, Piers. Ethics. UCL Press, 1998.