Center of Military History. "Chapter V: Force Development"Archived 1 January 2017 at the Wayback Machine. Dept. of the Army Historical Summary, 1972. Washington, D.C.: Headquarters, Department of the Army, 1972. Accessed on 31 October 2008.
Center of Military History. "Chapter V: Force Development"Archived 1 January 2017 at the Wayback Machine. Dept. of the Army Historical Summary, 1972. Washington, D.C.: Headquarters, Department of the Army, 1972. Accessed on 31 October 2008.