Richard E. Byrd was a naval officer and fearless explorer best known for being the first to reach the South Pole by air.
Richard Evelyn Byrd. (2013). The Biography Channel website. Retrieved 03:07, May 25, 2013, from http://www.biography.com/people/richard-byrd-9233601.
Richard Evelyn Byrd. [Internet]. 2013. The Biography Channel website. Available from: http://www.biography.com/people/richard-byrd-9233601 [Accessed 25 May 2013].
"Richard Evelyn Byrd." 2013. The Biography Channel website. May 25 2013, 03:07 http://www.biography.com/people/richard-byrd-9233601.
"Richard Evelyn Byrd," The Biography Channel website, 2013, http://www.biography.com/people/richard-byrd-9233601 [accessed May 25, 2013].
"Richard Evelyn Byrd," The Biography Channel website, http://www.biography.com/people/richard-byrd-9233601 (accessed May 25, 2013).
Richard Evelyn Byrd [Internet]. The Biography Channel website; 2013 [cited 2013 May 25] Available from: http://www.biography.com/people/richard-byrd-9233601.
Richard Evelyn Byrd, http://www.biography.com/people/richard-byrd-9233601 (last visited May 25, 2013).
Richard Evelyn Byrd. The Biography Channel website. 2013. Available at: http://www.biography.com/people/richard-byrd-9233601. Accessed May 25, 2013.