Walter Kohn is a physicist who won the Nobel Prize for Chemistry in 1998 for his work in quantum chemistry.
Walter Kohn. (2013). The Biography Channel website. Retrieved 01:56, May 24, 2013, from http://www.biography.com/people/walter-kohn-9367659.
Walter Kohn. [Internet]. 2013. The Biography Channel website. Available from: http://www.biography.com/people/walter-kohn-9367659 [Accessed 24 May 2013].
"Walter Kohn." 2013. The Biography Channel website. May 24 2013, 01:56 http://www.biography.com/people/walter-kohn-9367659.
"Walter Kohn," The Biography Channel website, 2013, http://www.biography.com/people/walter-kohn-9367659 [accessed May 24, 2013].
"Walter Kohn," The Biography Channel website, http://www.biography.com/people/walter-kohn-9367659 (accessed May 24, 2013).
Walter Kohn [Internet]. The Biography Channel website; 2013 [cited 2013 May 24] Available from: http://www.biography.com/people/walter-kohn-9367659.
Walter Kohn, http://www.biography.com/people/walter-kohn-9367659 (last visited May 24, 2013).
Walter Kohn. The Biography Channel website. 2013. Available at: http://www.biography.com/people/walter-kohn-9367659. Accessed May 24, 2013.