McLeod, Mark W. (1991). The Vietnamese response to French intervention, 1862–1874. Praeger. ISBN0-275-93652-0. {{cite book}}: Check |isbn= value: checksum (help)
Miller, Edward (October 2004). "Vision, Power and Agency: The Ascent of Ngo Dinh Diem". Journal of Southeast Asian Studies. 35 (3): pp. 433–458. doi:10.1017/S0022463404000220. {{cite journal}}: |pages= has extra text (help)CS1 maint: date and year (link)
Scigliano, Robert (1964). South Vietnam: Nation Under Stress. Houghton Mifflin.
Tucker, Spencer C. (2000). Encyclopedia of the Vietnam War. ABC-CLIO. pp. 288–289. ISBN1-57607-040-0. {{cite book}}: Check |isbn= value: checksum (help)
Warner, Denis (1963). The Last Confucian. Macmillan.