GM celebrates 100 millionth U.S.-made car. (2013). The History Channel website. Retrieved 6:18, May 23, 2013, from http://www.history.com/this-day-in-history/gm-celebrates-100-millionth-us-made-car.
GM celebrates 100 millionth U.S.-made car. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/gm-celebrates-100-millionth-us-made-car [Accessed 23 May 2013].
“GM celebrates 100 millionth U.S.-made car.” 2013. The History Channel website. May 23 2013, 6:18 http://www.history.com/this-day-in-history/gm-celebrates-100-millionth-us-made-car.
“GM celebrates 100 millionth U.S.-made car,” The History Channel website, 2013, http://www.history.com/this-day-in-history/gm-celebrates-100-millionth-us-made-car [accessed May 23, 2013].
“GM celebrates 100 millionth U.S.-made car,” The History Channel website, http://www.history.com/this-day-in-history/gm-celebrates-100-millionth-us-made-car (accessed May 23, 2013).
GM celebrates 100 millionth U.S.-made car [Internet]. The History Channel website; 2013 [cited 2013 May 23] Available from: http://www.history.com/this-day-in-history/gm-celebrates-100-millionth-us-made-car.
GM celebrates 100 millionth U.S.-made car, http://www.history.com/this-day-in-history/gm-celebrates-100-millionth-us-made-car (last visited May 23, 2013).
GM celebrates 100 millionth U.S.-made car. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/gm-celebrates-100-millionth-us-made-car. Accessed May 23, 2013.