U.S. warships begin bombardment of Viet Cong targets. (2013). The History Channel website. Retrieved 4:08, May 22, 2013, from http://www.history.com/this-day-in-history/us-warships-begin-bombardment-of-viet-cong-targets.
U.S. warships begin bombardment of Viet Cong targets. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/us-warships-begin-bombardment-of-viet-cong-targets [Accessed 22 May 2013].
“U.S. warships begin bombardment of Viet Cong targets.” 2013. The History Channel website. May 22 2013, 4:08 http://www.history.com/this-day-in-history/us-warships-begin-bombardment-of-viet-cong-targets.
“U.S. warships begin bombardment of Viet Cong targets,” The History Channel website, 2013, http://www.history.com/this-day-in-history/us-warships-begin-bombardment-of-viet-cong-targets [accessed May 22, 2013].
“U.S. warships begin bombardment of Viet Cong targets,” The History Channel website, http://www.history.com/this-day-in-history/us-warships-begin-bombardment-of-viet-cong-targets (accessed May 22, 2013).
U.S. warships begin bombardment of Viet Cong targets [Internet]. The History Channel website; 2013 [cited 2013 May 22] Available from: http://www.history.com/this-day-in-history/us-warships-begin-bombardment-of-viet-cong-targets.
U.S. warships begin bombardment of Viet Cong targets, http://www.history.com/this-day-in-history/us-warships-begin-bombardment-of-viet-cong-targets (last visited May 22, 2013).
U.S. warships begin bombardment of Viet Cong targets. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/us-warships-begin-bombardment-of-viet-cong-targets. Accessed May 22, 2013.