Detroit-Windsor Tunnel opens to traffic. (2013). The History Channel website. Retrieved 8:56, May 20, 2013, from http://www.history.com/this-day-in-history/detroit-windsor-tunnel-opens-to-traffic.
Detroit-Windsor Tunnel opens to traffic. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/detroit-windsor-tunnel-opens-to-traffic [Accessed 20 May 2013].
“Detroit-Windsor Tunnel opens to traffic.” 2013. The History Channel website. May 20 2013, 8:56 http://www.history.com/this-day-in-history/detroit-windsor-tunnel-opens-to-traffic.
“Detroit-Windsor Tunnel opens to traffic,” The History Channel website, 2013, http://www.history.com/this-day-in-history/detroit-windsor-tunnel-opens-to-traffic [accessed May 20, 2013].
“Detroit-Windsor Tunnel opens to traffic,” The History Channel website, http://www.history.com/this-day-in-history/detroit-windsor-tunnel-opens-to-traffic (accessed May 20, 2013).
Detroit-Windsor Tunnel opens to traffic [Internet]. The History Channel website; 2013 [cited 2013 May 20] Available from: http://www.history.com/this-day-in-history/detroit-windsor-tunnel-opens-to-traffic.
Detroit-Windsor Tunnel opens to traffic, http://www.history.com/this-day-in-history/detroit-windsor-tunnel-opens-to-traffic (last visited May 20, 2013).
Detroit-Windsor Tunnel opens to traffic. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/detroit-windsor-tunnel-opens-to-traffic. Accessed May 20, 2013.