Martin Luther King Jr. is assassinated. (2013). The History Channel website. Retrieved 7:26, May 23, 2013, from http://www.history.com/this-day-in-history/martin-luther-king-jr-is-assassinated.
Martin Luther King Jr. is assassinated. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/martin-luther-king-jr-is-assassinated [Accessed 23 May 2013].
“Martin Luther King Jr. is assassinated.” 2013. The History Channel website. May 23 2013, 7:26 http://www.history.com/this-day-in-history/martin-luther-king-jr-is-assassinated.
“Martin Luther King Jr. is assassinated,” The History Channel website, 2013, http://www.history.com/this-day-in-history/martin-luther-king-jr-is-assassinated [accessed May 23, 2013].
“Martin Luther King Jr. is assassinated,” The History Channel website, http://www.history.com/this-day-in-history/martin-luther-king-jr-is-assassinated (accessed May 23, 2013).
Martin Luther King Jr. is assassinated [Internet]. The History Channel website; 2013 [cited 2013 May 23] Available from: http://www.history.com/this-day-in-history/martin-luther-king-jr-is-assassinated.
Martin Luther King Jr. is assassinated, http://www.history.com/this-day-in-history/martin-luther-king-jr-is-assassinated (last visited May 23, 2013).
Martin Luther King Jr. is assassinated. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/martin-luther-king-jr-is-assassinated. Accessed May 23, 2013.