The Story of Money Infographic. (2013). The History Channel website. Retrieved 4:42, May 20, 2013, from http://www.history.com/shows/mankind-the-story-of-all-of-us/interactives/history-of-money.
The Story of Money Infographic. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/shows/mankind-the-story-of-all-of-us/interactives/history-of-money [Accessed 20 May 2013].
“The Story of Money Infographic.” 2013. The History Channel website. May 20 2013, 4:42 http://www.history.com/shows/mankind-the-story-of-all-of-us/interactives/history-of-money.
“The Story of Money Infographic,” The History Channel website, 2013, http://www.history.com/shows/mankind-the-story-of-all-of-us/interactives/history-of-money [accessed May 20, 2013].
“The Story of Money Infographic,” The History Channel website, http://www.history.com/shows/mankind-the-story-of-all-of-us/interactives/history-of-money (accessed May 20, 2013).
The Story of Money Infographic [Internet]. The History Channel website; 2013 [cited 2013 May 20] Available from: http://www.history.com/shows/mankind-the-story-of-all-of-us/interactives/history-of-money.
The Story of Money Infographic, http://www.history.com/shows/mankind-the-story-of-all-of-us/interactives/history-of-money (last visited May 20, 2013).
The Story of Money Infographic. The History Channel website. 2013. Available at: http://www.history.com/shows/mankind-the-story-of-all-of-us/interactives/history-of-money. Accessed May 20, 2013.