APA (7th ed.) Citation

Oliver, J. E. (1979). Physical geography: Principles and applications. Duxbury Press.

Chicago Style (17th ed.) Citation

Oliver, John E. Physical Geography: Principles and Applications. North Scituate, MA: Duxbury Press, 1979.

MLA (9th ed.) Citation

Oliver, John E. Physical Geography: Principles and Applications. Duxbury Press, 1979.