South Vietnam requests a bilateral defense treaty. (2013). The History Channel website. Retrieved 1:18, May 20, 2013, from http://www.history.com/this-day-in-history/south-vietnam-requests-a-bilateral-defense-treaty.
South Vietnam requests a bilateral defense treaty. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/south-vietnam-requests-a-bilateral-defense-treaty [Accessed 20 May 2013].
“South Vietnam requests a bilateral defense treaty.” 2013. The History Channel website. May 20 2013, 1:18 http://www.history.com/this-day-in-history/south-vietnam-requests-a-bilateral-defense-treaty.
“South Vietnam requests a bilateral defense treaty,” The History Channel website, 2013, http://www.history.com/this-day-in-history/south-vietnam-requests-a-bilateral-defense-treaty [accessed May 20, 2013].
“South Vietnam requests a bilateral defense treaty,” The History Channel website, http://www.history.com/this-day-in-history/south-vietnam-requests-a-bilateral-defense-treaty (accessed May 20, 2013).
South Vietnam requests a bilateral defense treaty [Internet]. The History Channel website; 2013 [cited 2013 May 20] Available from: http://www.history.com/this-day-in-history/south-vietnam-requests-a-bilateral-defense-treaty.
South Vietnam requests a bilateral defense treaty, http://www.history.com/this-day-in-history/south-vietnam-requests-a-bilateral-defense-treaty (last visited May 20, 2013).
South Vietnam requests a bilateral defense treaty. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/south-vietnam-requests-a-bilateral-defense-treaty. Accessed May 20, 2013.