William Cobb demonstrates first solar-powered car. (2013). The History Channel website. Retrieved 9:01, May 22, 2013, from http://www.history.com/this-day-in-history/william-cobb-demonstrates-first-solar-powered-car.
William Cobb demonstrates first solar-powered car. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/william-cobb-demonstrates-first-solar-powered-car [Accessed 22 May 2013].
“William Cobb demonstrates first solar-powered car.” 2013. The History Channel website. May 22 2013, 9:01 http://www.history.com/this-day-in-history/william-cobb-demonstrates-first-solar-powered-car.
“William Cobb demonstrates first solar-powered car,” The History Channel website, 2013, http://www.history.com/this-day-in-history/william-cobb-demonstrates-first-solar-powered-car [accessed May 22, 2013].
“William Cobb demonstrates first solar-powered car,” The History Channel website, http://www.history.com/this-day-in-history/william-cobb-demonstrates-first-solar-powered-car (accessed May 22, 2013).
William Cobb demonstrates first solar-powered car [Internet]. The History Channel website; 2013 [cited 2013 May 22] Available from: http://www.history.com/this-day-in-history/william-cobb-demonstrates-first-solar-powered-car.
William Cobb demonstrates first solar-powered car, http://www.history.com/this-day-in-history/william-cobb-demonstrates-first-solar-powered-car (last visited May 22, 2013).
William Cobb demonstrates first solar-powered car. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/william-cobb-demonstrates-first-solar-powered-car. Accessed May 22, 2013.