William Seward is named secretary of state. (2013). The History Channel website. Retrieved 2:42, May 22, 2013, from http://www.history.com/this-day-in-history/william-seward-named-secretary-of-state.
William Seward is named secretary of state. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/william-seward-named-secretary-of-state [Accessed 22 May 2013].
“William Seward is named secretary of state.” 2013. The History Channel website. May 22 2013, 2:42 http://www.history.com/this-day-in-history/william-seward-named-secretary-of-state.
“William Seward is named secretary of state,” The History Channel website, 2013, http://www.history.com/this-day-in-history/william-seward-named-secretary-of-state [accessed May 22, 2013].
“William Seward is named secretary of state,” The History Channel website, http://www.history.com/this-day-in-history/william-seward-named-secretary-of-state (accessed May 22, 2013).
William Seward is named secretary of state [Internet]. The History Channel website; 2013 [cited 2013 May 22] Available from: http://www.history.com/this-day-in-history/william-seward-named-secretary-of-state.
William Seward is named secretary of state, http://www.history.com/this-day-in-history/william-seward-named-secretary-of-state (last visited May 22, 2013).
William Seward is named secretary of state. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/william-seward-named-secretary-of-state. Accessed May 22, 2013.