APA (7th ed.) Citation

Alt, D. D., & Hyndman, D. W. (1986). Roadside geology of Montana. Mountain Press Publ. Co.

Chicago Style (17th ed.) Citation

Alt, David D., and Donald W. Hyndman. Roadside Geology of Montana. Missoula: Mountain Press Publ. Co, 1986.

MLA (9th ed.) Citation

Alt, David D., and Donald W. Hyndman. Roadside Geology of Montana. Mountain Press Publ. Co, 1986.