Cita APA (7a ed.)

Verhoogen, J., Turner, F. J., Weiss, L. E., & Wahrhaftig, C. (1970). THE EARTH: An introduction to physical geology. Holt, Rinehart and Winston.

Cita Chicago Style (17a ed.)

Verhoogen, John, Francis John Turner, Lionel Edward Weiss, y Clyde Wahrhaftig. THE EARTH: An Introduction to Physical Geology. New York: Holt, Rinehart and Winston, 1970.

Cita MLA (8a ed.)

Verhoogen, John, et al. THE EARTH: An Introduction to Physical Geology. Holt, Rinehart and Winston, 1970.