APA (7th ed.) Citation

Price, L. G. (1999). An introduction to Grand Canyon geology (1. ed.). Grand Canyon Assoc.

Chicago Style (17th ed.) Citation

Price, L. Greer. An Introduction to Grand Canyon Geology. 1. ed. Grand Canyon, Ariz: Grand Canyon Assoc, 1999.

MLA (9th ed.) Citation

Price, L. Greer. An Introduction to Grand Canyon Geology. 1. ed. Grand Canyon Assoc, 1999.