1. Ames, Roger. 2011. Confucian Role Ethics: A Vocabulary. Hong Kong: Chinese University Press. (Argues that Confucian ethics should be understood as role ethics, as opposed to virtue ethics, consequentialist ethics, or deontological ethics.)
2. Cua, Antonio. 1985. Ethical Argumentation: A Study of Hsün Tzu’s Moral Epistemology. Honolulu: University of Hawaii Press.
3. Cua, Antonio. 1989. “The Problem of Conceptual Unity in Hsün Tzu, and Li Kou’s Solution,” Philosophy East and West 39(2): 115–34.
4. Dubs, Homer H. 1927. Hsüntze: The Moulder of Ancient Confucianism. London: A Probsthain.
5. Goldin, Paul R. 1999. Rituals of the Way: The Philosophy of Xunzi. Chicago: Open Court.