Dust storm sweeps from Great Plains across Eastern states. (2013). The History Channel website. Retrieved 8:17, May 24, 2013, from http://www.history.com/this-day-in-history/dust-storm-sweeps-from-great-plains-across-eastern-states.
Dust storm sweeps from Great Plains across Eastern states. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/dust-storm-sweeps-from-great-plains-across-eastern-states [Accessed 24 May 2013].
“Dust storm sweeps from Great Plains across Eastern states.” 2013. The History Channel website. May 24 2013, 8:17 http://www.history.com/this-day-in-history/dust-storm-sweeps-from-great-plains-across-eastern-states.
“Dust storm sweeps from Great Plains across Eastern states,” The History Channel website, 2013, http://www.history.com/this-day-in-history/dust-storm-sweeps-from-great-plains-across-eastern-states [accessed May 24, 2013].
“Dust storm sweeps from Great Plains across Eastern states,” The History Channel website, http://www.history.com/this-day-in-history/dust-storm-sweeps-from-great-plains-across-eastern-states (accessed May 24, 2013).
Dust storm sweeps from Great Plains across Eastern states [Internet]. The History Channel website; 2013 [cited 2013 May 24] Available from: http://www.history.com/this-day-in-history/dust-storm-sweeps-from-great-plains-across-eastern-states.
Dust storm sweeps from Great Plains across Eastern states, http://www.history.com/this-day-in-history/dust-storm-sweeps-from-great-plains-across-eastern-states (last visited May 24, 2013).
Dust storm sweeps from Great Plains across Eastern states. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/dust-storm-sweeps-from-great-plains-across-eastern-states. Accessed May 24, 2013.