Tornadoes strike the Southeast. (2013). The History Channel website. Retrieved 4:49, June 19, 2013, from http://www.history.com/this-day-in-history/tornadoes-strike-the-southeast.
Tornadoes strike the Southeast. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/tornadoes-strike-the-southeast [Accessed 19 Jun 2013].
“Tornadoes strike the Southeast.” 2013. The History Channel website. Jun 19 2013, 4:49 http://www.history.com/this-day-in-history/tornadoes-strike-the-southeast.
“Tornadoes strike the Southeast,” The History Channel website, 2013, http://www.history.com/this-day-in-history/tornadoes-strike-the-southeast [accessed Jun 19, 2013].
“Tornadoes strike the Southeast,” The History Channel website, http://www.history.com/this-day-in-history/tornadoes-strike-the-southeast (accessed Jun 19, 2013).
Tornadoes strike the Southeast [Internet]. The History Channel website; 2013 [cited 2013 Jun 19] Available from: http://www.history.com/this-day-in-history/tornadoes-strike-the-southeast.
Tornadoes strike the Southeast, http://www.history.com/this-day-in-history/tornadoes-strike-the-southeast (last visited Jun 19, 2013).
Tornadoes strike the Southeast. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/tornadoes-strike-the-southeast. Accessed Jun 19, 2013.