Al Gore concedes presidential election. (2013). The History Channel website. Retrieved 1:39, May 26, 2013, from http://www.history.com/this-day-in-history/al-gore-concedes-presidential-election.
Al Gore concedes presidential election. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/al-gore-concedes-presidential-election [Accessed 26 May 2013].
“Al Gore concedes presidential election.” 2013. The History Channel website. May 26 2013, 1:39 http://www.history.com/this-day-in-history/al-gore-concedes-presidential-election.
“Al Gore concedes presidential election,” The History Channel website, 2013, http://www.history.com/this-day-in-history/al-gore-concedes-presidential-election [accessed May 26, 2013].
“Al Gore concedes presidential election,” The History Channel website, http://www.history.com/this-day-in-history/al-gore-concedes-presidential-election (accessed May 26, 2013).
Al Gore concedes presidential election [Internet]. The History Channel website; 2013 [cited 2013 May 26] Available from: http://www.history.com/this-day-in-history/al-gore-concedes-presidential-election.
Al Gore concedes presidential election, http://www.history.com/this-day-in-history/al-gore-concedes-presidential-election (last visited May 26, 2013).
Al Gore concedes presidential election. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/al-gore-concedes-presidential-election. Accessed May 26, 2013.