Nixon arrives in China for talks. (2013). The History Channel website. Retrieved 1:12, May 20, 2013, from http://www.history.com/this-day-in-history/nixon-arrives-in-china-for-talks.
Nixon arrives in China for talks. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/nixon-arrives-in-china-for-talks [Accessed 20 May 2013].
“Nixon arrives in China for talks.” 2013. The History Channel website. May 20 2013, 1:12 http://www.history.com/this-day-in-history/nixon-arrives-in-china-for-talks.
“Nixon arrives in China for talks,” The History Channel website, 2013, http://www.history.com/this-day-in-history/nixon-arrives-in-china-for-talks [accessed May 20, 2013].
“Nixon arrives in China for talks,” The History Channel website, http://www.history.com/this-day-in-history/nixon-arrives-in-china-for-talks (accessed May 20, 2013).
Nixon arrives in China for talks [Internet]. The History Channel website; 2013 [cited 2013 May 20] Available from: http://www.history.com/this-day-in-history/nixon-arrives-in-china-for-talks.
Nixon arrives in China for talks, http://www.history.com/this-day-in-history/nixon-arrives-in-china-for-talks (last visited May 20, 2013).
Nixon arrives in China for talks. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/nixon-arrives-in-china-for-talks. Accessed May 20, 2013.