APA (7th ed.) Citation

Kay, G. M., & Colbert, E. H. (1965). Stratigraphy and life history. Wiley.

Chicago Style (17th ed.) Citation

Kay, George Marshall, and Edwin H. Colbert. Stratigraphy and Life History. New York: Wiley, 1965.

MLA (9th ed.) Citation

Kay, George Marshall, and Edwin H. Colbert. Stratigraphy and Life History. Wiley, 1965.