APA (7th ed.) Citation

Alt, D. D., & Hyndman, D. W. (1990). Roadside geology of Northern California (12. print.). Mountain Pr. Publ. Co.

Chicago Style (17th ed.) Citation

Alt, David D., and Donald W. Hyndman. Roadside Geology of Northern California. 12. print. Missoula, Montana: Mountain Pr. Publ. Co, 1990.

MLA (9th ed.) Citation

Alt, David D., and Donald W. Hyndman. Roadside Geology of Northern California. 12. print. Mountain Pr. Publ. Co, 1990.

Warning: These citations may not always be 100% accurate.