"Class of 1963—Register of Graduates". Register of Graduates and Former Cadets 1802–1971 of the United States Military Academy. The West Point Alumni Foundation Inc. 1971. p. 734. Retrieved April 21, 2022.
Olson, Walter (January 9, 2004). "There goes the library budget". Overlawyered: Chronicling the high cost of our legal system. Retrieved July 11, 2012.
Caldwell v. State, 171 Ga. App. 680 (1984); "Convicted Georgia Aide Vows to Oust Witness", New York Times, April 28, 1984; "Sam Caldwell, Ex-Labor Commish Dies," AP Online, March 4, 2001 Archived 2012-11-02 at the Wayback Machine.