Massacre begins at Munich Olympics. (2013). The History Channel website. Retrieved 10:30, May 23, 2013, from http://www.history.com/this-day-in-history/massacre-begins-at-munich-olympics.
Massacre begins at Munich Olympics. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/massacre-begins-at-munich-olympics [Accessed 23 May 2013].
“Massacre begins at Munich Olympics.” 2013. The History Channel website. May 23 2013, 10:30 http://www.history.com/this-day-in-history/massacre-begins-at-munich-olympics.
“Massacre begins at Munich Olympics,” The History Channel website, 2013, http://www.history.com/this-day-in-history/massacre-begins-at-munich-olympics [accessed May 23, 2013].
“Massacre begins at Munich Olympics,” The History Channel website, http://www.history.com/this-day-in-history/massacre-begins-at-munich-olympics (accessed May 23, 2013).
Massacre begins at Munich Olympics [Internet]. The History Channel website; 2013 [cited 2013 May 23] Available from: http://www.history.com/this-day-in-history/massacre-begins-at-munich-olympics.
Massacre begins at Munich Olympics, http://www.history.com/this-day-in-history/massacre-begins-at-munich-olympics (last visited May 23, 2013).
Massacre begins at Munich Olympics. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/massacre-begins-at-munich-olympics. Accessed May 23, 2013.