APA (7th ed.) Citation

Wilson, E. O., & Pike, C. S. (1973). Life on earth. Sinauer Associates.

Chicago Style (17th ed.) Citation

Wilson, Edward O., and Carl S. Pike. Life on Earth. Stanford, CO: Sinauer Associates, 1973.

MLA (9th ed.) Citation

Wilson, Edward O., and Carl S. Pike. Life on Earth. Sinauer Associates, 1973.