Achtemeier, Paul J., ed. Harper's Bible Dictionary. San Francisco: Harper and Row, 1985.
Adams, Brooks. The Emancipation of Massachusetts: The Dream and the Reality. Boston: Houghton, 1962.
Adams, Charles F. Three Episodes of Massachusetts History. Boston: Houghton Mifflin, 1892.
Adams, John, Papers of John Adams. Edited by Robert J. Taylor. Cambridge, MA: Harvard University Press, 1977.
———. The Revolutionary Writings of John Adams. Edited by C. Bradley Thompson. Indianapolis, IN: Liberty Fund, 2000.
Addams, Jane. The Social Thought of Jane Addams. Edited by Christopher Lasch. New York: Irvington, 1982.
———. Twenty Years at Hull-House. New York: Macmillan Company, 1912.
Aldrich, John H. Why Parties? The Origin and Transformation of Political Parties in America. Chicago: University of Chicago Press, 1995.
Aldrich, John H., and Ruth W Grant. “The Antifederalists, the First Congress, and the First Parties.” The Journal of Politics 55 (May 1993): 295–326.
Amory, Hugh, and David D. Hall, ed. The Colonial Book in the Atlantic World. Cambridge: Cambridge University Press, 2000.
Anderson, Douglas. A House Undivided: Domesticity and Community in American Literature. Cambridge: Cambridge University Press, 1990.
Aquinas, Thomas. Summa Theologica. Translated by Fathers of the English Dominican Province. New York: Benzinger Brothers, Inc., 1947.
Auchincloss, Louis. The Winthrop Covenant. Boston: Houghton Mifflin, 1976.
Augustine. On Christian Doctrine. Translated by D. W.RobertsonJr.New York: Liberal Arts Press, 1958.
Bacon, Francis. New Atlantis and the Great Instauration. Arlington Heights, IL: Harlan Davidson, 1989.
Banks, Charles Edward. The New Organon and Related Writings. New York: Macmillan Publishing Company, 1960.