1. Samuel Scheffler , The Rejection of Consequentialism 2 (1982)
2. T. M. Scanlon , Being Realistic about Reasons 2–3 (2014)
3. John Rawls , A Theory of Justice xiii (rev. ed. 1999)
4. The Federal Government’s Power to Enact Color-Conscious Laws: An Originalist Inquiry;Siegel;Nw. U. L. Rev,1998
5. Isaiah Berlin , Four Essays on Liberty (1969)