U.S. establishes Fort Buchanan. (2013). The History Channel website. Retrieved 12:24, June 20, 2013, from http://www.history.com/this-day-in-history/us-establishes-fort-buchanan.
U.S. establishes Fort Buchanan. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/us-establishes-fort-buchanan [Accessed 20 Jun 2013].
“U.S. establishes Fort Buchanan.” 2013. The History Channel website. Jun 20 2013, 12:24 http://www.history.com/this-day-in-history/us-establishes-fort-buchanan.
“U.S. establishes Fort Buchanan,” The History Channel website, 2013, http://www.history.com/this-day-in-history/us-establishes-fort-buchanan [accessed Jun 20, 2013].
“U.S. establishes Fort Buchanan,” The History Channel website, http://www.history.com/this-day-in-history/us-establishes-fort-buchanan (accessed Jun 20, 2013).
U.S. establishes Fort Buchanan [Internet]. The History Channel website; 2013 [cited 2013 Jun 20] Available from: http://www.history.com/this-day-in-history/us-establishes-fort-buchanan.
U.S. establishes Fort Buchanan, http://www.history.com/this-day-in-history/us-establishes-fort-buchanan (last visited Jun 20, 2013).
U.S. establishes Fort Buchanan. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/us-establishes-fort-buchanan. Accessed Jun 20, 2013.