APA Style Citation

Vaclav Smil Quotes. (n.d.). BrainyQuote.com. Retrieved October 19, 2019, from BrainyQuote.com Web site: https://www.brainyquote.com/quotes/vaclav_smil_903017

Chicago Style Citation

Vaclav Smil Quotes. BrainyQuote.com, BrainyMedia Inc, 2019. https://www.brainyquote.com/quotes/vaclav_smil_903017, accessed October 19, 2019.

MLA Style Citation

"Vaclav Smil Quotes." BrainyQuote.com. BrainyMedia Inc, 2019. 19 October 2019. https://www.brainyquote.com/quotes/vaclav_smil_903017