1. ‘Hume’s Excellent Hypocrites’;Baier Annette;Rivista Di Storia Della Filosofia,2007
2. Bratman, Michael (1987) Intentions, Plans, and Practical Reason. Harvard University Press.
3. Broome, John (2000) ‘Normative Requirements’, in Jonathan Dancy, ed., Normativity: 78–99. Blackwell Publishers.
4. Rationality Through Reasoning