Prugh, George S. (1991) [first printed 1975]. Law at War: Vietnam 1964–1973(PDF). Washington, D.C.: Department of the Army. pp. 61–63. Archived(PDF) from the original on 1 November 2021. Retrieved 25 July 2021.
Hammer, Ellen J. "The Bao Dai Experiment." Pacific Affairs, vol. 23, no. 1, Pacific Affairs, University of British Columbia, 1950, p. 55, doi:10.2307/2753754.
Prugh, George S. (1991) [first printed 1975]. Law at War: Vietnam 1964–1973(PDF). Washington, D.C.: Department of the Army. pp. 61–63. Archived(PDF) from the original on 1 November 2021. Retrieved 25 July 2021.