United States walks out of World Court case. (2013). The History Channel website. Retrieved 10:39, May 18, 2013, from http://www.history.com/this-day-in-history/united-states-walks-out-of-world-court-case.
United States walks out of World Court case. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/united-states-walks-out-of-world-court-case [Accessed 18 May 2013].
“United States walks out of World Court case.” 2013. The History Channel website. May 18 2013, 10:39 http://www.history.com/this-day-in-history/united-states-walks-out-of-world-court-case.
“United States walks out of World Court case,” The History Channel website, 2013, http://www.history.com/this-day-in-history/united-states-walks-out-of-world-court-case [accessed May 18, 2013].
“United States walks out of World Court case,” The History Channel website, http://www.history.com/this-day-in-history/united-states-walks-out-of-world-court-case (accessed May 18, 2013).
United States walks out of World Court case [Internet]. The History Channel website; 2013 [cited 2013 May 18] Available from: http://www.history.com/this-day-in-history/united-states-walks-out-of-world-court-case.
United States walks out of World Court case, http://www.history.com/this-day-in-history/united-states-walks-out-of-world-court-case (last visited May 18, 2013).
United States walks out of World Court case. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/united-states-walks-out-of-world-court-case. Accessed May 18, 2013.