Democratic convention besieged by protesters. (2013). The History Channel website. Retrieved 1:28, May 23, 2013, from http://www.history.com/this-day-in-history/democratic-convention-besieged-by-protesters.
Democratic convention besieged by protesters. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/democratic-convention-besieged-by-protesters [Accessed 23 May 2013].
“Democratic convention besieged by protesters.” 2013. The History Channel website. May 23 2013, 1:28 http://www.history.com/this-day-in-history/democratic-convention-besieged-by-protesters.
“Democratic convention besieged by protesters,” The History Channel website, 2013, http://www.history.com/this-day-in-history/democratic-convention-besieged-by-protesters [accessed May 23, 2013].
“Democratic convention besieged by protesters,” The History Channel website, http://www.history.com/this-day-in-history/democratic-convention-besieged-by-protesters (accessed May 23, 2013).
Democratic convention besieged by protesters [Internet]. The History Channel website; 2013 [cited 2013 May 23] Available from: http://www.history.com/this-day-in-history/democratic-convention-besieged-by-protesters.
Democratic convention besieged by protesters, http://www.history.com/this-day-in-history/democratic-convention-besieged-by-protesters (last visited May 23, 2013).
Democratic convention besieged by protesters. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/democratic-convention-besieged-by-protesters. Accessed May 23, 2013.