APA (7th ed.) Citation

Alt, D. D., & Hyndman, D. W. (1989). Roadside geology of Idaho. Mountain Pr.

Chicago Style (17th ed.) Citation

Alt, David D., and Donald W. Hyndman. Roadside Geology of Idaho. Missoula: Mountain Pr, 1989.

MLA (9th ed.) Citation

Alt, David D., and Donald W. Hyndman. Roadside Geology of Idaho. Mountain Pr, 1989.