Bloody Sunday 1965. (2013). The History Channel website. Retrieved 2:30, May 20, 2013, from http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/web-exclusives.
Bloody Sunday 1965. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/web-exclusives [Accessed 20 May 2013].
“Bloody Sunday 1965.” 2013. The History Channel website. May 20 2013, 2:30 http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/web-exclusives.
“Bloody Sunday 1965,” The History Channel website, 2013, http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/web-exclusives [accessed May 20, 2013].
“Bloody Sunday 1965,” The History Channel website, http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/web-exclusives (accessed May 20, 2013).
Bloody Sunday 1965 [Internet]. The History Channel website; 2013 [cited 2013 May 20] Available from: http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/web-exclusives.
Bloody Sunday 1965, http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/web-exclusives (last visited May 20, 2013).
Bloody Sunday 1965. The History Channel website. 2013. Available at: http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/web-exclusives. Accessed May 20, 2013.