Sanitary Commission Fair in Washington. (2013). The History Channel website. Retrieved 9:20, June 19, 2013, from http://www.history.com/this-day-in-history/sanitary-commission-fair-in-washington.
Sanitary Commission Fair in Washington. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/sanitary-commission-fair-in-washington [Accessed 19 Jun 2013].
“Sanitary Commission Fair in Washington.” 2013. The History Channel website. Jun 19 2013, 9:20 http://www.history.com/this-day-in-history/sanitary-commission-fair-in-washington.
“Sanitary Commission Fair in Washington,” The History Channel website, 2013, http://www.history.com/this-day-in-history/sanitary-commission-fair-in-washington [accessed Jun 19, 2013].
“Sanitary Commission Fair in Washington,” The History Channel website, http://www.history.com/this-day-in-history/sanitary-commission-fair-in-washington (accessed Jun 19, 2013).
Sanitary Commission Fair in Washington [Internet]. The History Channel website; 2013 [cited 2013 Jun 19] Available from: http://www.history.com/this-day-in-history/sanitary-commission-fair-in-washington.
Sanitary Commission Fair in Washington, http://www.history.com/this-day-in-history/sanitary-commission-fair-in-washington (last visited Jun 19, 2013).
Sanitary Commission Fair in Washington. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/sanitary-commission-fair-in-washington. Accessed Jun 19, 2013.