About Counting Cars. (2013). The History Channel website. Retrieved 3:13, May 21, 2013, from http://www.history.com/shows/counting-cars/articles/about-counting-cars.
About Counting Cars. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/shows/counting-cars/articles/about-counting-cars [Accessed 21 May 2013].
“About Counting Cars.” 2013. The History Channel website. May 21 2013, 3:13 http://www.history.com/shows/counting-cars/articles/about-counting-cars.
“About Counting Cars,” The History Channel website, 2013, http://www.history.com/shows/counting-cars/articles/about-counting-cars [accessed May 21, 2013].
“About Counting Cars,” The History Channel website, http://www.history.com/shows/counting-cars/articles/about-counting-cars (accessed May 21, 2013).
About Counting Cars [Internet]. The History Channel website; 2013 [cited 2013 May 21] Available from: http://www.history.com/shows/counting-cars/articles/about-counting-cars.
About Counting Cars, http://www.history.com/shows/counting-cars/articles/about-counting-cars (last visited May 21, 2013).
About Counting Cars. The History Channel website. 2013. Available at: http://www.history.com/shows/counting-cars/articles/about-counting-cars. Accessed May 21, 2013.