U.S. troops land on Okinawa. (2013). The History Channel website. Retrieved 4:44, May 25, 2013, from http://www.history.com/this-day-in-history/us-troops-land-on-okinawa.
U.S. troops land on Okinawa. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/us-troops-land-on-okinawa [Accessed 25 May 2013].
“U.S. troops land on Okinawa.” 2013. The History Channel website. May 25 2013, 4:44 http://www.history.com/this-day-in-history/us-troops-land-on-okinawa.
“U.S. troops land on Okinawa,” The History Channel website, 2013, http://www.history.com/this-day-in-history/us-troops-land-on-okinawa [accessed May 25, 2013].
“U.S. troops land on Okinawa,” The History Channel website, http://www.history.com/this-day-in-history/us-troops-land-on-okinawa (accessed May 25, 2013).
U.S. troops land on Okinawa [Internet]. The History Channel website; 2013 [cited 2013 May 25] Available from: http://www.history.com/this-day-in-history/us-troops-land-on-okinawa.
U.S. troops land on Okinawa, http://www.history.com/this-day-in-history/us-troops-land-on-okinawa (last visited May 25, 2013).
U.S. troops land on Okinawa. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/us-troops-land-on-okinawa. Accessed May 25, 2013.