APA (7th ed.) Citation

Perry, J. W. (1987). The heart of history: Individuality in evolution. State University of New York Press.

Chicago Style (17th ed.) Citation

Perry, John Weir. The Heart of History: Individuality in Evolution. Albany: State University of New York Press, 1987.

MLA (9th ed.) Citation

Perry, John Weir. The Heart of History: Individuality in Evolution. State University of New York Press, 1987.