1) The Politics of Conscience: T. H. Green and his Age (London: Weidenfeld & Nicolson, 1964); (Cambridge, MA: Harvard University Press, 1964). Reprinted (Lanham, MD: University Press of America, 1983). Reprinted (Bristol, England: Thoemmes Press, 1996).
2) Essays in Theory and History, ed. with introduction by M. Richter (Cambridge, MA.: Harvard University Press, 1970).
3) The Political Theory of Montesquieu (Cambridge & N.Y.: Cambridge University Press, 1977).
4) Political Theory and Political Education, ed. with introduction by M. Richter (Princeton: Princeton University Press, 1980).
5) The Political Writings of Montesquieu, (Cambridge, MA and Indianapolis: Hackett Publishing Company, 1990). Revised and updated edition of 3)
6) The History of Political and Social Concepts, A Critical Introduction (New York: Oxford University Press, 1995). Chinese translation (Shanghai: East China University Press, 2011; Korean translation (Hallym, Korea: Hallym University Press, 2011)
7) The Meaning of Historical Terms and Concepts. New Studies on Begriffsgeschichte, eds. Hartmut Lehmann and Melvin Richter (Washington, D.C.: German Historical Institute, 1996).
8) Dictatorship in History and Theory: Bonapartism, Caesarism, Totalitarianism, eds., Peter Baehr and Melvin Richter, (Cambridge: Cambridge University Press, 2004).
Studies in the History of Political Thought, Political and Social Concepts, and the History of Ideas
