Warren Burger was the 15th chief justice of the U.S. Supreme Court after being nominated by President Richard Nixon.
Warren Earl Burger. (2013). The Biography Channel website. Retrieved 02:33, May 25, 2013, from http://www.biography.com/people/warren-burger-9231479.
Warren Earl Burger. [Internet]. 2013. The Biography Channel website. Available from: http://www.biography.com/people/warren-burger-9231479 [Accessed 25 May 2013].
"Warren Earl Burger." 2013. The Biography Channel website. May 25 2013, 02:33 http://www.biography.com/people/warren-burger-9231479.
"Warren Earl Burger," The Biography Channel website, 2013, http://www.biography.com/people/warren-burger-9231479 [accessed May 25, 2013].
"Warren Earl Burger," The Biography Channel website, http://www.biography.com/people/warren-burger-9231479 (accessed May 25, 2013).
Warren Earl Burger [Internet]. The Biography Channel website; 2013 [cited 2013 May 25] Available from: http://www.biography.com/people/warren-burger-9231479.
Warren Earl Burger, http://www.biography.com/people/warren-burger-9231479 (last visited May 25, 2013).
Warren Earl Burger. The Biography Channel website. 2013. Available at: http://www.biography.com/people/warren-burger-9231479. Accessed May 25, 2013.