APA (7th ed.) Citation

Hills, E. S. (1972). Elements of structural geology (2d ed.). Wiley.

Chicago Style (17th ed.) Citation

Hills, E. Sherbon. Elements of Structural Geology. 2d ed. New York: Wiley, 1972.

MLA (9th ed.) Citation

Hills, E. Sherbon. Elements of Structural Geology. 2d ed. Wiley, 1972.