1. Craig, Robert H.1992. Religion and Radical Politics: An Alternative Christian Tradition in the United States. Philadelphia, PA: Temple University Press.
2. Daniels, Jonathan. 1938. A Southerner Discovers the South. New York: Macmillan.
3. Denning, Michael. 1997. The Cultural Front: The Laboring of American Culture in the Twentieth Century. London: Verso.
4. Dunbar, Anthony P.1981. Against the Grain: Southern Radicals and Prophets, 1929–1959. Charlottesville: University Press of Virginia.
5. Egerton, John. 1994. Speak Now Against the Day: The Generation Before the Civil Rights Movement in the South. New York: Knopf.