Soldiers perish in avalanche as World War I rages. (2013). The History Channel website. Retrieved 3:40, May 25, 2013, from http://www.history.com/this-day-in-history/soldiers-perish-in-avalanche-as-world-war-i-rages.
Soldiers perish in avalanche as World War I rages. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/soldiers-perish-in-avalanche-as-world-war-i-rages [Accessed 25 May 2013].
“Soldiers perish in avalanche as World War I rages.” 2013. The History Channel website. May 25 2013, 3:40 http://www.history.com/this-day-in-history/soldiers-perish-in-avalanche-as-world-war-i-rages.
“Soldiers perish in avalanche as World War I rages,” The History Channel website, 2013, http://www.history.com/this-day-in-history/soldiers-perish-in-avalanche-as-world-war-i-rages [accessed May 25, 2013].
“Soldiers perish in avalanche as World War I rages,” The History Channel website, http://www.history.com/this-day-in-history/soldiers-perish-in-avalanche-as-world-war-i-rages (accessed May 25, 2013).
Soldiers perish in avalanche as World War I rages [Internet]. The History Channel website; 2013 [cited 2013 May 25] Available from: http://www.history.com/this-day-in-history/soldiers-perish-in-avalanche-as-world-war-i-rages.
Soldiers perish in avalanche as World War I rages, http://www.history.com/this-day-in-history/soldiers-perish-in-avalanche-as-world-war-i-rages (last visited May 25, 2013).
Soldiers perish in avalanche as World War I rages. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/soldiers-perish-in-avalanche-as-world-war-i-rages. Accessed May 25, 2013.