APA引文

Foot, P. (2001). Natural goodness. Clarendon ; Oxford University Press.

Chicago Style (17th ed.) Citation

Foot, Philippa. Natural Goodness. Oxford : New York: Clarendon ; Oxford University Press, 2001.

MLA引文

Foot, Philippa. Natural Goodness. Clarendon ; Oxford University Press, 2001.

警告：這些引文格式不一定是100％准確.