10 Things You Don't Know About: Abraham Lincoln. (2013). The History Channel website. Retrieved 7:39, May 19, 2013, from http://www.history.com/shows/10-things-you-dont-know-about/videos/playlists/full-episodes.
10 Things You Don't Know About: Abraham Lincoln. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/shows/10-things-you-dont-know-about/videos/playlists/full-episodes [Accessed 19 May 2013].
“10 Things You Don't Know About: Abraham Lincoln.” 2013. The History Channel website. May 19 2013, 7:39 http://www.history.com/shows/10-things-you-dont-know-about/videos/playlists/full-episodes.
“10 Things You Don't Know About: Abraham Lincoln,” The History Channel website, 2013, http://www.history.com/shows/10-things-you-dont-know-about/videos/playlists/full-episodes [accessed May 19, 2013].
“10 Things You Don't Know About: Abraham Lincoln,” The History Channel website, http://www.history.com/shows/10-things-you-dont-know-about/videos/playlists/full-episodes (accessed May 19, 2013).
10 Things You Don't Know About: Abraham Lincoln [Internet]. The History Channel website; 2013 [cited 2013 May 19] Available from: http://www.history.com/shows/10-things-you-dont-know-about/videos/playlists/full-episodes.
10 Things You Don't Know About: Abraham Lincoln, http://www.history.com/shows/10-things-you-dont-know-about/videos/playlists/full-episodes (last visited May 19, 2013).
10 Things You Don't Know About: Abraham Lincoln. The History Channel website. 2013. Available at: http://www.history.com/shows/10-things-you-dont-know-about/videos/playlists/full-episodes. Accessed May 19, 2013.