Street in front of the White House closed to traffic. (2013). The History Channel website. Retrieved 7:08, May 24, 2013, from http://www.history.com/this-day-in-history/street-in-front-of-the-white-house-closed-to-traffic.
Street in front of the White House closed to traffic. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/street-in-front-of-the-white-house-closed-to-traffic [Accessed 24 May 2013].
“Street in front of the White House closed to traffic.” 2013. The History Channel website. May 24 2013, 7:08 http://www.history.com/this-day-in-history/street-in-front-of-the-white-house-closed-to-traffic.
“Street in front of the White House closed to traffic,” The History Channel website, 2013, http://www.history.com/this-day-in-history/street-in-front-of-the-white-house-closed-to-traffic [accessed May 24, 2013].
“Street in front of the White House closed to traffic,” The History Channel website, http://www.history.com/this-day-in-history/street-in-front-of-the-white-house-closed-to-traffic (accessed May 24, 2013).
Street in front of the White House closed to traffic [Internet]. The History Channel website; 2013 [cited 2013 May 24] Available from: http://www.history.com/this-day-in-history/street-in-front-of-the-white-house-closed-to-traffic.
Street in front of the White House closed to traffic, http://www.history.com/this-day-in-history/street-in-front-of-the-white-house-closed-to-traffic (last visited May 24, 2013).
Street in front of the White House closed to traffic. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/street-in-front-of-the-white-house-closed-to-traffic. Accessed May 24, 2013.