A Christmas Carol is published. (2013). The History Channel website. Retrieved 3:05, May 18, 2013, from http://www.history.com/this-day-in-history/a-christmas-carol-is-published.
A Christmas Carol is published. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/a-christmas-carol-is-published [Accessed 18 May 2013].
“A Christmas Carol is published.” 2013. The History Channel website. May 18 2013, 3:05 http://www.history.com/this-day-in-history/a-christmas-carol-is-published.
“A Christmas Carol is published,” The History Channel website, 2013, http://www.history.com/this-day-in-history/a-christmas-carol-is-published [accessed May 18, 2013].
“A Christmas Carol is published,” The History Channel website, http://www.history.com/this-day-in-history/a-christmas-carol-is-published (accessed May 18, 2013).
A Christmas Carol is published [Internet]. The History Channel website; 2013 [cited 2013 May 18] Available from: http://www.history.com/this-day-in-history/a-christmas-carol-is-published.
A Christmas Carol is published, http://www.history.com/this-day-in-history/a-christmas-carol-is-published (last visited May 18, 2013).
A Christmas Carol is published. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/a-christmas-carol-is-published. Accessed May 18, 2013.