Munitions ship explodes in Halifax. (2013). The History Channel website. Retrieved 11:28, May 19, 2013, from http://www.history.com/this-day-in-history/munitions-ship-explodes-in-halifax.
Munitions ship explodes in Halifax. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/munitions-ship-explodes-in-halifax [Accessed 19 May 2013].
“Munitions ship explodes in Halifax.” 2013. The History Channel website. May 19 2013, 11:28 http://www.history.com/this-day-in-history/munitions-ship-explodes-in-halifax.
“Munitions ship explodes in Halifax,” The History Channel website, 2013, http://www.history.com/this-day-in-history/munitions-ship-explodes-in-halifax [accessed May 19, 2013].
“Munitions ship explodes in Halifax,” The History Channel website, http://www.history.com/this-day-in-history/munitions-ship-explodes-in-halifax (accessed May 19, 2013).
Munitions ship explodes in Halifax [Internet]. The History Channel website; 2013 [cited 2013 May 19] Available from: http://www.history.com/this-day-in-history/munitions-ship-explodes-in-halifax.
Munitions ship explodes in Halifax, http://www.history.com/this-day-in-history/munitions-ship-explodes-in-halifax (last visited May 19, 2013).
Munitions ship explodes in Halifax. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/munitions-ship-explodes-in-halifax. Accessed May 19, 2013.