Russian zoologist and microbiologist Élie Metchnikoff received a Nobel Prize for his discovery of phagocytosis, amoeba-like cells engulfing foreign bodies.
Élie Metchnikoff. (2013). The Biography Channel website. Retrieved 12:13, May 20, 2013, from http://www.biography.com/people/élie-metchnikoff-39379.
Élie Metchnikoff. [Internet]. 2013. The Biography Channel website. Available from: http://www.biography.com/people/élie-metchnikoff-39379 [Accessed 20 May 2013].
"Élie Metchnikoff." 2013. The Biography Channel website. May 20 2013, 12:13 http://www.biography.com/people/élie-metchnikoff-39379.
"Élie Metchnikoff," The Biography Channel website, 2013, http://www.biography.com/people/élie-metchnikoff-39379 [accessed May 20, 2013].
"Élie Metchnikoff," The Biography Channel website, http://www.biography.com/people/élie-metchnikoff-39379 (accessed May 20, 2013).
Élie Metchnikoff [Internet]. The Biography Channel website; 2013 [cited 2013 May 20] Available from: http://www.biography.com/people/élie-metchnikoff-39379.
Élie Metchnikoff, http://www.biography.com/people/élie-metchnikoff-39379 (last visited May 20, 2013).
Élie Metchnikoff. The Biography Channel website. 2013. Available at: http://www.biography.com/people/élie-metchnikoff-39379. Accessed May 20, 2013.