Two future presidents marry respective sweethearts. (2013). The History Channel website. Retrieved 6:56, May 23, 2013, from http://www.history.com/this-day-in-history/two-future-presidents-marry-respective-sweethearts.
Two future presidents marry respective sweethearts. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/two-future-presidents-marry-respective-sweethearts [Accessed 23 May 2013].
“Two future presidents marry respective sweethearts.” 2013. The History Channel website. May 23 2013, 6:56 http://www.history.com/this-day-in-history/two-future-presidents-marry-respective-sweethearts.
“Two future presidents marry respective sweethearts,” The History Channel website, 2013, http://www.history.com/this-day-in-history/two-future-presidents-marry-respective-sweethearts [accessed May 23, 2013].
“Two future presidents marry respective sweethearts,” The History Channel website, http://www.history.com/this-day-in-history/two-future-presidents-marry-respective-sweethearts (accessed May 23, 2013).
Two future presidents marry respective sweethearts [Internet]. The History Channel website; 2013 [cited 2013 May 23] Available from: http://www.history.com/this-day-in-history/two-future-presidents-marry-respective-sweethearts.
Two future presidents marry respective sweethearts, http://www.history.com/this-day-in-history/two-future-presidents-marry-respective-sweethearts (last visited May 23, 2013).
Two future presidents marry respective sweethearts. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/two-future-presidents-marry-respective-sweethearts. Accessed May 23, 2013.