Ships collide off Nantucket. (2013). The History Channel website. Retrieved 9:21, June 19, 2013, from http://www.history.com/this-day-in-history/ships-collide-off-nantucket.
Ships collide off Nantucket. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/ships-collide-off-nantucket [Accessed 19 Jun 2013].
“Ships collide off Nantucket.” 2013. The History Channel website. Jun 19 2013, 9:21 http://www.history.com/this-day-in-history/ships-collide-off-nantucket.
“Ships collide off Nantucket,” The History Channel website, 2013, http://www.history.com/this-day-in-history/ships-collide-off-nantucket [accessed Jun 19, 2013].
“Ships collide off Nantucket,” The History Channel website, http://www.history.com/this-day-in-history/ships-collide-off-nantucket (accessed Jun 19, 2013).
Ships collide off Nantucket [Internet]. The History Channel website; 2013 [cited 2013 Jun 19] Available from: http://www.history.com/this-day-in-history/ships-collide-off-nantucket.
Ships collide off Nantucket, http://www.history.com/this-day-in-history/ships-collide-off-nantucket (last visited Jun 19, 2013).
Ships collide off Nantucket. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/ships-collide-off-nantucket. Accessed Jun 19, 2013.