Hicks, J. D., Burke, R. E., & Mowry, G. E. (1964). The Federal Union: A history of the United States to 1877 (4th ed.). Houghton Mifflin.

Hicks, John Donald, Robert E. Burke, and George E. Mowry. The Federal Union: A History of the United States to 1877. 4th ed. Boston: Houghton Mifflin, 1964.

Hicks, John Donald, et al. The Federal Union: A History of the United States to 1877. 4th ed. Houghton Mifflin, 1964.