Ebola breaks out in Sudan. (2013). The History Channel website. Retrieved 7:52, May 18, 2013, from http://www.history.com/this-day-in-history/ebola-breaks-out-in-sudan.
Ebola breaks out in Sudan. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/ebola-breaks-out-in-sudan [Accessed 18 May 2013].
“Ebola breaks out in Sudan.” 2013. The History Channel website. May 18 2013, 7:52 http://www.history.com/this-day-in-history/ebola-breaks-out-in-sudan.
“Ebola breaks out in Sudan,” The History Channel website, 2013, http://www.history.com/this-day-in-history/ebola-breaks-out-in-sudan [accessed May 18, 2013].
“Ebola breaks out in Sudan,” The History Channel website, http://www.history.com/this-day-in-history/ebola-breaks-out-in-sudan (accessed May 18, 2013).
Ebola breaks out in Sudan [Internet]. The History Channel website; 2013 [cited 2013 May 18] Available from: http://www.history.com/this-day-in-history/ebola-breaks-out-in-sudan.
Ebola breaks out in Sudan, http://www.history.com/this-day-in-history/ebola-breaks-out-in-sudan (last visited May 18, 2013).
Ebola breaks out in Sudan. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/ebola-breaks-out-in-sudan. Accessed May 18, 2013.