Duck and Hover. (2013). The History Channel website. Retrieved 7:22, May 18, 2013, from http://www.history.com/shows/sold/episodes/season-1.
Duck and Hover. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/shows/sold/episodes/season-1 [Accessed 18 May 2013].
“Duck and Hover.” 2013. The History Channel website. May 18 2013, 7:22 http://www.history.com/shows/sold/episodes/season-1.
“Duck and Hover,” The History Channel website, 2013, http://www.history.com/shows/sold/episodes/season-1 [accessed May 18, 2013].
“Duck and Hover,” The History Channel website, http://www.history.com/shows/sold/episodes/season-1 (accessed May 18, 2013).
Duck and Hover [Internet]. The History Channel website; 2013 [cited 2013 May 18] Available from: http://www.history.com/shows/sold/episodes/season-1.
Duck and Hover, http://www.history.com/shows/sold/episodes/season-1 (last visited May 18, 2013).
Duck and Hover. The History Channel website. 2013. Available at: http://www.history.com/shows/sold/episodes/season-1. Accessed May 18, 2013.