The death penalty--then and now. (2013). The History Channel website. Retrieved 8:32, May 21, 2013, from http://www.history.com/this-day-in-history/the-death-penalty--then-and-now.
The death penalty--then and now. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/the-death-penalty--then-and-now [Accessed 21 May 2013].
“The death penalty--then and now.” 2013. The History Channel website. May 21 2013, 8:32 http://www.history.com/this-day-in-history/the-death-penalty--then-and-now.
“The death penalty--then and now,” The History Channel website, 2013, http://www.history.com/this-day-in-history/the-death-penalty--then-and-now [accessed May 21, 2013].
“The death penalty--then and now,” The History Channel website, http://www.history.com/this-day-in-history/the-death-penalty--then-and-now (accessed May 21, 2013).
The death penalty--then and now [Internet]. The History Channel website; 2013 [cited 2013 May 21] Available from: http://www.history.com/this-day-in-history/the-death-penalty--then-and-now.
The death penalty--then and now, http://www.history.com/this-day-in-history/the-death-penalty--then-and-now (last visited May 21, 2013).
The death penalty--then and now. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/the-death-penalty--then-and-now. Accessed May 21, 2013.