APA Style Citation
Socrates. (n.d.). BrainyQuote.com. Retrieved June 19, 2013, from BrainyQuote.com Web site: http://www.brainyquote.com/quotes/quotes/s/socrates133712.html
Chicago Style Citation
Socrates. BrainyQuote.com, Xplore Inc, 2013. http://www.brainyquote.com/quotes/quotes/s/socrates133712.html, accessed June 19, 2013.
MLA Style Citation
"Socrates." BrainyQuote.com. Xplore Inc, 2013. 19 June 2013. http://www.brainyquote.com/quotes/quotes/s/socrates133712.html
