APA (7th ed.) Citation

Press, F., & Siever, R. (1998). Understanding earth (2nd ed.). W.H. Freeman.

Chicago Style (17th ed.) Citation

Press, Frank, and Raymond Siever. Understanding Earth. 2nd ed. New York: W.H. Freeman, 1998.

MLA (8th ed.) Citation

Press, Frank, and Raymond Siever. Understanding Earth. 2nd ed. W.H. Freeman, 1998.