APA (7th ed.) Citation

Leet, L. D., Judson, S., & Kaufmann, M. E. (1978). Physical geology (5. ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Leet, Lewis D., Sheldon Judson, and Marvin E. Kaufmann. Physical Geology. 5. ed. Englewood Cliffs, NJ: Prentice-Hall, 1978.

MLA (9th ed.) Citation

Leet, Lewis D., et al. Physical Geology. 5. ed. Prentice-Hall, 1978.