APA (7th ed.) Citation

Darwin Charles. (1965). The expression of the emotions in man an animals (1a. ed.). University of Chicago Press.

Chicago Style (17th ed.) Citation

Darwin Charles. The Expression of the Emotions in Man an Animals. 1a. ed. Chicago: University of Chicago Press, 1965.

MLA (9th ed.) Citation

Darwin Charles. The Expression of the Emotions in Man an Animals. 1a. ed. University of Chicago Press, 1965.