New Mexico joins the Union. (2013). The History Channel website. Retrieved 12:25, June 20, 2013, from http://www.history.com/this-day-in-history/new-mexico-joins-the-union.
New Mexico joins the Union. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/new-mexico-joins-the-union [Accessed 20 Jun 2013].
“New Mexico joins the Union.” 2013. The History Channel website. Jun 20 2013, 12:25 http://www.history.com/this-day-in-history/new-mexico-joins-the-union.
“New Mexico joins the Union,” The History Channel website, 2013, http://www.history.com/this-day-in-history/new-mexico-joins-the-union [accessed Jun 20, 2013].
“New Mexico joins the Union,” The History Channel website, http://www.history.com/this-day-in-history/new-mexico-joins-the-union (accessed Jun 20, 2013).
New Mexico joins the Union [Internet]. The History Channel website; 2013 [cited 2013 Jun 20] Available from: http://www.history.com/this-day-in-history/new-mexico-joins-the-union.
New Mexico joins the Union, http://www.history.com/this-day-in-history/new-mexico-joins-the-union (last visited Jun 20, 2013).
New Mexico joins the Union. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/new-mexico-joins-the-union. Accessed Jun 20, 2013.