APA Style Citation
Mary, Crown Princess of Denmark. (n.d.). BrainyQuote.com. Retrieved May 23, 2017, from BrainyQuote.com Web site: https://www.brainyquote.com/quotes/authors/m/mary_crown_princess_of_d.html
Chicago Style Citation
Mary, Crown Princess of Denmark. BrainyQuote.com, Xplore Inc, 2017. https://www.brainyquote.com/quotes/authors/m/mary_crown_princess_of_d.html, accessed May 23, 2017.
MLA Style Citation
"Mary, Crown Princess of Denmark." BrainyQuote.com. Xplore Inc, 2017. 23 May 2017. https://www.brainyquote.com/quotes/authors/m/mary_crown_princess_of_d.html