Two African American firsts in politics. (2013). The History Channel website. Retrieved 10:44, May 18, 2013, from http://www.history.com/this-day-in-history/two-african-american-firsts-in-politics.
Two African American firsts in politics. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/two-african-american-firsts-in-politics [Accessed 18 May 2013].
“Two African American firsts in politics.” 2013. The History Channel website. May 18 2013, 10:44 http://www.history.com/this-day-in-history/two-african-american-firsts-in-politics.
“Two African American firsts in politics,” The History Channel website, 2013, http://www.history.com/this-day-in-history/two-african-american-firsts-in-politics [accessed May 18, 2013].
“Two African American firsts in politics,” The History Channel website, http://www.history.com/this-day-in-history/two-african-american-firsts-in-politics (accessed May 18, 2013).
Two African American firsts in politics [Internet]. The History Channel website; 2013 [cited 2013 May 18] Available from: http://www.history.com/this-day-in-history/two-african-american-firsts-in-politics.
Two African American firsts in politics, http://www.history.com/this-day-in-history/two-african-american-firsts-in-politics (last visited May 18, 2013).
Two African American firsts in politics. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/two-african-american-firsts-in-politics. Accessed May 18, 2013.