Pruter, Karl.The Theology of Congregationalism. Brownist, Reprint, Borgo, 1957. 1985. Explains the doctrine and beliefs of Congregational Church.
Rohrer, James R.Keepers of the Covenant: Frontier Missions and the Decline of Congregationalism, 1774-1818. Oxford University Press, 1995. Explores the reasons for the decline in numbers from 1774, when the denomination had the largest membership in America, to the early 19th century; also presents the fascinating story of determined Congregationalist agents who carried out their New England mission in the Western frontiers in the face of considerable obstacles.
Youngs, J. William T.The Congregationalists. Greenwood, 1990, 1998. Excellent survey and history of Congregationalism and important Congregationalists to the beginning of the 20th century.
Glazer, Nathan.American Judaism. University of Chicago Press, 1990. How American Judaism has moved away from its traditional liberalism and is trying to come to grips with divisiveness within the Judaic community.
Marsden, George M.Fundamentalism and American Culture. Oxford University Press, 1982. A comprehensive and insightful history of Fundamentalism in America.
Warner, Michael, ed.American Sermons: The Pilgrims to Martin Luther King Jr. Library of America, 1999. Drawing from all religious cultures, this volume comprises literary and historical masterpieces that reflect the collective soul of America throughout its history.