APA (7th ed.) Citation

Smith, V. E. (1966). Philosophical problems in biology. St. John's University Press.

Chicago Style (17th ed.) Citation

Smith, Vincent Edward. Philosophical Problems in Biology. New York: St. John's University Press, 1966.

MLA (8th ed.) Citation

Smith, Vincent Edward. Philosophical Problems in Biology. St. John's University Press, 1966.