APA (7th ed.) Citation

Stanley, S. M. (1989). Earth and life through time (2nd ed.). W.H. Freeman.

Chicago Style (17th ed.) Citation

Stanley, Steven M. Earth and Life Through Time. 2nd ed. New York: W.H. Freeman, 1989.

MLA (9th ed.) Citation

Stanley, Steven M. Earth and Life Through Time. 2nd ed. W.H. Freeman, 1989.