U.S. unit refuses commander's order. (2013). The History Channel website. Retrieved 7:45, May 21, 2013, from http://www.history.com/this-day-in-history/us-unit-refuses-commanders-order.
U.S. unit refuses commander's order. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/us-unit-refuses-commanders-order [Accessed 21 May 2013].
“U.S. unit refuses commander's order.” 2013. The History Channel website. May 21 2013, 7:45 http://www.history.com/this-day-in-history/us-unit-refuses-commanders-order.
“U.S. unit refuses commander's order,” The History Channel website, 2013, http://www.history.com/this-day-in-history/us-unit-refuses-commanders-order [accessed May 21, 2013].
“U.S. unit refuses commander's order,” The History Channel website, http://www.history.com/this-day-in-history/us-unit-refuses-commanders-order (accessed May 21, 2013).
U.S. unit refuses commander's order [Internet]. The History Channel website; 2013 [cited 2013 May 21] Available from: http://www.history.com/this-day-in-history/us-unit-refuses-commanders-order.
U.S. unit refuses commander's order, http://www.history.com/this-day-in-history/us-unit-refuses-commanders-order (last visited May 21, 2013).
U.S. unit refuses commander's order. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/us-unit-refuses-commanders-order. Accessed May 21, 2013.