APA (7th ed.) Citation

Geological Survey (U.S.), Smith, B. J., & Imes, J. L. (1991). Correlation of regional geohydrologic units to geological formations in southern Missouri. The Survey ; For sale by Map Distribution.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Brenda J. 1953- Smith, and Jeffrey L. Imes. Correlation of Regional Geohydrologic Units to Geological Formations in Southern Missouri. Reston, Va. : Denver, CO: The Survey ; For sale by Map Distribution, 1991.

MLA (8th ed.) Citation

Geological Survey (U.S.), et al. Correlation of Regional Geohydrologic Units to Geological Formations in Southern Missouri. The Survey ; For sale by Map Distribution, 1991.