Emancipation Proclamation goes into effect. (2013). The History Channel website. Retrieved 6:34, May 21, 2013, from http://www.history.com/this-day-in-history/emancipation-proclamation-goes-into-effect.
Emancipation Proclamation goes into effect. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/emancipation-proclamation-goes-into-effect [Accessed 21 May 2013].
“Emancipation Proclamation goes into effect.” 2013. The History Channel website. May 21 2013, 6:34 http://www.history.com/this-day-in-history/emancipation-proclamation-goes-into-effect.
“Emancipation Proclamation goes into effect,” The History Channel website, 2013, http://www.history.com/this-day-in-history/emancipation-proclamation-goes-into-effect [accessed May 21, 2013].
“Emancipation Proclamation goes into effect,” The History Channel website, http://www.history.com/this-day-in-history/emancipation-proclamation-goes-into-effect (accessed May 21, 2013).
Emancipation Proclamation goes into effect [Internet]. The History Channel website; 2013 [cited 2013 May 21] Available from: http://www.history.com/this-day-in-history/emancipation-proclamation-goes-into-effect.
Emancipation Proclamation goes into effect, http://www.history.com/this-day-in-history/emancipation-proclamation-goes-into-effect (last visited May 21, 2013).
Emancipation Proclamation goes into effect. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/emancipation-proclamation-goes-into-effect. Accessed May 21, 2013.