American physicist Richard Feynman is an American physicist best known for his work in quantum mechanics. He assisted in the development of the atomic bomb.
Richard Phillips Feynman. (2013). The Biography Channel website. Retrieved 09:57, May 23, 2013, from http://www.biography.com/people/richard-feynman-9294220.
Richard Phillips Feynman. [Internet]. 2013. The Biography Channel website. Available from: http://www.biography.com/people/richard-feynman-9294220 [Accessed 23 May 2013].
"Richard Phillips Feynman." 2013. The Biography Channel website. May 23 2013, 09:57 http://www.biography.com/people/richard-feynman-9294220.
"Richard Phillips Feynman," The Biography Channel website, 2013, http://www.biography.com/people/richard-feynman-9294220 [accessed May 23, 2013].
"Richard Phillips Feynman," The Biography Channel website, http://www.biography.com/people/richard-feynman-9294220 (accessed May 23, 2013).
Richard Phillips Feynman [Internet]. The Biography Channel website; 2013 [cited 2013 May 23] Available from: http://www.biography.com/people/richard-feynman-9294220.
Richard Phillips Feynman, http://www.biography.com/people/richard-feynman-9294220 (last visited May 23, 2013).
Richard Phillips Feynman. The Biography Channel website. 2013. Available at: http://www.biography.com/people/richard-feynman-9294220. Accessed May 23, 2013.