APA (7th ed.) Citation

Stout, L. N., & Hoffman, D. (1973). An introduction to Missouri's geologic environment. Missouri Geological Survey & Water Resources.

Chicago Style (17th ed.) Citation

Stout, Larry N., and David Hoffman. An Introduction to Missouri's Geologic Environment. Rolla: Missouri Geological Survey & Water Resources, 1973.

MLA (9th ed.) Citation

Stout, Larry N., and David Hoffman. An Introduction to Missouri's Geologic Environment. Missouri Geological Survey & Water Resources, 1973.