APA (7th ed.) Citation

Harris, D. V., & Kiver, E. P. (1985). The geologic story of the national parks and monuments (4th ed.). Wiley.

Chicago Style (17th ed.) Citation

Harris, David V., and Eugene P. Kiver. The Geologic Story of the National Parks and Monuments. 4th ed. New York: Wiley, 1985.

MLA (9th ed.) Citation

Harris, David V., and Eugene P. Kiver. The Geologic Story of the National Parks and Monuments. 4th ed. Wiley, 1985.