Nixon defends invasion of Cambodia. (2013). The History Channel website. Retrieved 2:27, May 25, 2013, from http://www.history.com/this-day-in-history/nixon-defends-invasion-of-cambodia.
Nixon defends invasion of Cambodia. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/nixon-defends-invasion-of-cambodia [Accessed 25 May 2013].
“Nixon defends invasion of Cambodia.” 2013. The History Channel website. May 25 2013, 2:27 http://www.history.com/this-day-in-history/nixon-defends-invasion-of-cambodia.
“Nixon defends invasion of Cambodia,” The History Channel website, 2013, http://www.history.com/this-day-in-history/nixon-defends-invasion-of-cambodia [accessed May 25, 2013].
“Nixon defends invasion of Cambodia,” The History Channel website, http://www.history.com/this-day-in-history/nixon-defends-invasion-of-cambodia (accessed May 25, 2013).
Nixon defends invasion of Cambodia [Internet]. The History Channel website; 2013 [cited 2013 May 25] Available from: http://www.history.com/this-day-in-history/nixon-defends-invasion-of-cambodia.
Nixon defends invasion of Cambodia, http://www.history.com/this-day-in-history/nixon-defends-invasion-of-cambodia (last visited May 25, 2013).
Nixon defends invasion of Cambodia. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/nixon-defends-invasion-of-cambodia. Accessed May 25, 2013.