APA Style Citation

David Letterman Quotes. (n.d.). BrainyQuote.com. Retrieved November 21, 2019, from BrainyQuote.com Web site: https://www.brainyquote.com/quotes/david_letterman_130226

Chicago Style Citation

David Letterman Quotes. BrainyQuote.com, BrainyMedia Inc, 2019. https://www.brainyquote.com/quotes/david_letterman_130226, accessed November 21, 2019.

MLA Style Citation

"David Letterman Quotes." BrainyQuote.com. BrainyMedia Inc, 2019. 21 November 2019. https://www.brainyquote.com/quotes/david_letterman_130226