Moore, G. E., & Shaw, W. H. (2005). Ethics and the nature of moral philosophy. Clarendon Press ; Oxford University Press.

Moore, G. E., and William H. Shaw. Ethics and the Nature of Moral Philosophy. Oxford : New York: Clarendon Press ; Oxford University Press, 2005.

Moore, G. E., and William H. Shaw. Ethics and the Nature of Moral Philosophy. Clarendon Press ; Oxford University Press, 2005.