South Vietnamese fight to open road to An Loc. (2013). The History Channel website. Retrieved 9:15, May 19, 2013, from http://www.history.com/this-day-in-history/south-vietnamese-fight-to-open-road-to-an-loc.
South Vietnamese fight to open road to An Loc. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/south-vietnamese-fight-to-open-road-to-an-loc [Accessed 19 May 2013].
“South Vietnamese fight to open road to An Loc.” 2013. The History Channel website. May 19 2013, 9:15 http://www.history.com/this-day-in-history/south-vietnamese-fight-to-open-road-to-an-loc.
“South Vietnamese fight to open road to An Loc,” The History Channel website, 2013, http://www.history.com/this-day-in-history/south-vietnamese-fight-to-open-road-to-an-loc [accessed May 19, 2013].
“South Vietnamese fight to open road to An Loc,” The History Channel website, http://www.history.com/this-day-in-history/south-vietnamese-fight-to-open-road-to-an-loc (accessed May 19, 2013).
South Vietnamese fight to open road to An Loc [Internet]. The History Channel website; 2013 [cited 2013 May 19] Available from: http://www.history.com/this-day-in-history/south-vietnamese-fight-to-open-road-to-an-loc.
South Vietnamese fight to open road to An Loc, http://www.history.com/this-day-in-history/south-vietnamese-fight-to-open-road-to-an-loc (last visited May 19, 2013).
South Vietnamese fight to open road to An Loc. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/south-vietnamese-fight-to-open-road-to-an-loc. Accessed May 19, 2013.