Fort Sumter surrenders. (2013). The History Channel website. Retrieved 8:53, May 18, 2013, from http://www.history.com/this-day-in-history/fort-sumter-surrenders.
Fort Sumter surrenders. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/fort-sumter-surrenders [Accessed 18 May 2013].
“Fort Sumter surrenders.” 2013. The History Channel website. May 18 2013, 8:53 http://www.history.com/this-day-in-history/fort-sumter-surrenders.
“Fort Sumter surrenders,” The History Channel website, 2013, http://www.history.com/this-day-in-history/fort-sumter-surrenders [accessed May 18, 2013].
“Fort Sumter surrenders,” The History Channel website, http://www.history.com/this-day-in-history/fort-sumter-surrenders (accessed May 18, 2013).
Fort Sumter surrenders [Internet]. The History Channel website; 2013 [cited 2013 May 18] Available from: http://www.history.com/this-day-in-history/fort-sumter-surrenders.
Fort Sumter surrenders, http://www.history.com/this-day-in-history/fort-sumter-surrenders (last visited May 18, 2013).
Fort Sumter surrenders. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/fort-sumter-surrenders. Accessed May 18, 2013.