The Great Debate by Yuval Levin

Yuval Levin. The Great Debate: Edmund Burke, Thomas Paine, and the Birth of Right and Left. (New York: Basic Books, 2013)

Liberalism and Empire: A Study in Nineteenth-Century British Liberal Thought

Uday S. Mehta. Liberalism and Empire: A Study in Nineteenth-Century British Liberal Thought (Chicago: University of Chicago Press, 1999).

Robert Nisbet. Conservatism: Dream and Reality (Minneapolis: University of Minnesota Press, 1986).

Francis J. Canavan, "Edmund Burke's Conception of the Role of Reason in Politics," The Journal of Politics, Vol. 21, No. 1 (Feb., 1959), pp. 60-79.

Samuel P. Huntington, "Conservatism as an Ideology" American Political Science Review, Vol. 51, No. 2 (Jun., 1957), pp. 454-473.