Mankind The Story of All of Us: New Frontiers. (2013). The History Channel website. Retrieved 12:47, May 24, 2013, from http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/full-episodes.
Mankind The Story of All of Us: New Frontiers. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/full-episodes [Accessed 24 May 2013].
“Mankind The Story of All of Us: New Frontiers.” 2013. The History Channel website. May 24 2013, 12:47 http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/full-episodes.
“Mankind The Story of All of Us: New Frontiers,” The History Channel website, 2013, http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/full-episodes [accessed May 24, 2013].
“Mankind The Story of All of Us: New Frontiers,” The History Channel website, http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/full-episodes (accessed May 24, 2013).
Mankind The Story of All of Us: New Frontiers [Internet]. The History Channel website; 2013 [cited 2013 May 24] Available from: http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/full-episodes.
Mankind The Story of All of Us: New Frontiers, http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/full-episodes (last visited May 24, 2013).
Mankind The Story of All of Us: New Frontiers. The History Channel website. 2013. Available at: http://www.history.com/shows/mankind-the-story-of-all-of-us/videos/playlists/full-episodes. Accessed May 24, 2013.