Atomic bomb dropped on Nagasaki. (2013). The History Channel website. Retrieved 6:07, May 21, 2013, from http://www.history.com/this-day-in-history/atomic-bomb-dropped-on-nagasaki.
Atomic bomb dropped on Nagasaki. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/atomic-bomb-dropped-on-nagasaki [Accessed 21 May 2013].
“Atomic bomb dropped on Nagasaki.” 2013. The History Channel website. May 21 2013, 6:07 http://www.history.com/this-day-in-history/atomic-bomb-dropped-on-nagasaki.
“Atomic bomb dropped on Nagasaki,” The History Channel website, 2013, http://www.history.com/this-day-in-history/atomic-bomb-dropped-on-nagasaki [accessed May 21, 2013].
“Atomic bomb dropped on Nagasaki,” The History Channel website, http://www.history.com/this-day-in-history/atomic-bomb-dropped-on-nagasaki (accessed May 21, 2013).
Atomic bomb dropped on Nagasaki [Internet]. The History Channel website; 2013 [cited 2013 May 21] Available from: http://www.history.com/this-day-in-history/atomic-bomb-dropped-on-nagasaki.
Atomic bomb dropped on Nagasaki, http://www.history.com/this-day-in-history/atomic-bomb-dropped-on-nagasaki (last visited May 21, 2013).
Atomic bomb dropped on Nagasaki. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/atomic-bomb-dropped-on-nagasaki. Accessed May 21, 2013.