New German attacks at Verdun: Battle of the Flanks. (2013). The History Channel website. Retrieved 9:43, May 21, 2013, from http://www.history.com/this-day-in-history/new-german-attacks-at-verdun-battle-of-the-flanks.
New German attacks at Verdun: Battle of the Flanks. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/new-german-attacks-at-verdun-battle-of-the-flanks [Accessed 21 May 2013].
“New German attacks at Verdun: Battle of the Flanks.” 2013. The History Channel website. May 21 2013, 9:43 http://www.history.com/this-day-in-history/new-german-attacks-at-verdun-battle-of-the-flanks.
“New German attacks at Verdun: Battle of the Flanks,” The History Channel website, 2013, http://www.history.com/this-day-in-history/new-german-attacks-at-verdun-battle-of-the-flanks [accessed May 21, 2013].
“New German attacks at Verdun: Battle of the Flanks,” The History Channel website, http://www.history.com/this-day-in-history/new-german-attacks-at-verdun-battle-of-the-flanks (accessed May 21, 2013).
New German attacks at Verdun: Battle of the Flanks [Internet]. The History Channel website; 2013 [cited 2013 May 21] Available from: http://www.history.com/this-day-in-history/new-german-attacks-at-verdun-battle-of-the-flanks.
New German attacks at Verdun: Battle of the Flanks, http://www.history.com/this-day-in-history/new-german-attacks-at-verdun-battle-of-the-flanks (last visited May 21, 2013).
New German attacks at Verdun: Battle of the Flanks. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/new-german-attacks-at-verdun-battle-of-the-flanks. Accessed May 21, 2013.