Naval warfare gets new weapon. (2013). The History Channel website. Retrieved 4:06, May 19, 2013, from http://www.history.com/this-day-in-history/naval-warfare-gets-new-weapon.
Naval warfare gets new weapon. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/naval-warfare-gets-new-weapon [Accessed 19 May 2013].
“Naval warfare gets new weapon.” 2013. The History Channel website. May 19 2013, 4:06 http://www.history.com/this-day-in-history/naval-warfare-gets-new-weapon.
“Naval warfare gets new weapon,” The History Channel website, 2013, http://www.history.com/this-day-in-history/naval-warfare-gets-new-weapon [accessed May 19, 2013].
“Naval warfare gets new weapon,” The History Channel website, http://www.history.com/this-day-in-history/naval-warfare-gets-new-weapon (accessed May 19, 2013).
Naval warfare gets new weapon [Internet]. The History Channel website; 2013 [cited 2013 May 19] Available from: http://www.history.com/this-day-in-history/naval-warfare-gets-new-weapon.
Naval warfare gets new weapon, http://www.history.com/this-day-in-history/naval-warfare-gets-new-weapon (last visited May 19, 2013).
Naval warfare gets new weapon. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/naval-warfare-gets-new-weapon. Accessed May 19, 2013.