Foilboard Tech. (2013). The History Channel website. Retrieved 11:06, June 18, 2013, from http://www.history.com/shows/modern-marvels/videos/playlists/sports-gadgets.
Foilboard Tech. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/shows/modern-marvels/videos/playlists/sports-gadgets [Accessed 18 Jun 2013].
“Foilboard Tech.” 2013. The History Channel website. Jun 18 2013, 11:06 http://www.history.com/shows/modern-marvels/videos/playlists/sports-gadgets.
“Foilboard Tech,” The History Channel website, 2013, http://www.history.com/shows/modern-marvels/videos/playlists/sports-gadgets [accessed Jun 18, 2013].
“Foilboard Tech,” The History Channel website, http://www.history.com/shows/modern-marvels/videos/playlists/sports-gadgets (accessed Jun 18, 2013).
Foilboard Tech [Internet]. The History Channel website; 2013 [cited 2013 Jun 18] Available from: http://www.history.com/shows/modern-marvels/videos/playlists/sports-gadgets.
Foilboard Tech, http://www.history.com/shows/modern-marvels/videos/playlists/sports-gadgets (last visited Jun 18, 2013).
Foilboard Tech. The History Channel website. 2013. Available at: http://www.history.com/shows/modern-marvels/videos/playlists/sports-gadgets. Accessed Jun 18, 2013.