The city of Helena, Montana, is founded after miners discover gold. (2013). The History Channel website. Retrieved 4:19, May 20, 2013, from http://www.history.com/this-day-in-history/the-city-of-helena-montana-is-founded-after-miners-discover-gold.
The city of Helena, Montana, is founded after miners discover gold. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/the-city-of-helena-montana-is-founded-after-miners-discover-gold [Accessed 20 May 2013].
“The city of Helena, Montana, is founded after miners discover gold.” 2013. The History Channel website. May 20 2013, 4:19 http://www.history.com/this-day-in-history/the-city-of-helena-montana-is-founded-after-miners-discover-gold.
“The city of Helena, Montana, is founded after miners discover gold,” The History Channel website, 2013, http://www.history.com/this-day-in-history/the-city-of-helena-montana-is-founded-after-miners-discover-gold [accessed May 20, 2013].
“The city of Helena, Montana, is founded after miners discover gold,” The History Channel website, http://www.history.com/this-day-in-history/the-city-of-helena-montana-is-founded-after-miners-discover-gold (accessed May 20, 2013).
The city of Helena, Montana, is founded after miners discover gold [Internet]. The History Channel website; 2013 [cited 2013 May 20] Available from: http://www.history.com/this-day-in-history/the-city-of-helena-montana-is-founded-after-miners-discover-gold.
The city of Helena, Montana, is founded after miners discover gold, http://www.history.com/this-day-in-history/the-city-of-helena-montana-is-founded-after-miners-discover-gold (last visited May 20, 2013).
The city of Helena, Montana, is founded after miners discover gold. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/the-city-of-helena-montana-is-founded-after-miners-discover-gold. Accessed May 20, 2013.