Bombing of Cambodia to continue. (2013). The History Channel website. Retrieved 9:52, June 19, 2013, from http://www.history.com/this-day-in-history/bombing-of-cambodia-to-continue.
Bombing of Cambodia to continue. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/bombing-of-cambodia-to-continue [Accessed 19 Jun 2013].
“Bombing of Cambodia to continue.” 2013. The History Channel website. Jun 19 2013, 9:52 http://www.history.com/this-day-in-history/bombing-of-cambodia-to-continue.
“Bombing of Cambodia to continue,” The History Channel website, 2013, http://www.history.com/this-day-in-history/bombing-of-cambodia-to-continue [accessed Jun 19, 2013].
“Bombing of Cambodia to continue,” The History Channel website, http://www.history.com/this-day-in-history/bombing-of-cambodia-to-continue (accessed Jun 19, 2013).
Bombing of Cambodia to continue [Internet]. The History Channel website; 2013 [cited 2013 Jun 19] Available from: http://www.history.com/this-day-in-history/bombing-of-cambodia-to-continue.
Bombing of Cambodia to continue, http://www.history.com/this-day-in-history/bombing-of-cambodia-to-continue (last visited Jun 19, 2013).
Bombing of Cambodia to continue. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/bombing-of-cambodia-to-continue. Accessed Jun 19, 2013.