APA Style Citation

Oliver Wendell Holmes, Sr. Quotes. (n.d.). BrainyQuote.com. Retrieved May 19, 2019, from BrainyQuote.com Web site: https://www.brainyquote.com/quotes/oliver_wendell_holmes_sr_143021

Chicago Style Citation

Oliver Wendell Holmes, Sr. Quotes. BrainyQuote.com, BrainyMedia Inc, 2019. https://www.brainyquote.com/quotes/oliver_wendell_holmes_sr_143021, accessed May 19, 2019.

MLA Style Citation

"Oliver Wendell Holmes, Sr. Quotes." BrainyQuote.com. BrainyMedia Inc, 2019. 19 May 2019. https://www.brainyquote.com/quotes/oliver_wendell_holmes_sr_143021