APA (7th ed.) Citation

Scott, G. R., & MacCary, L. M. (1968). Geologic map of the Hardin quadrangle, Marshall County, Kentucky. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Scott, Glenn R., and L. M. MacCary. Geologic Map of the Hardin Quadrangle, Marshall County, Kentucky. Washington, D.C.: U.S. Geological Survey, 1968.

MLA (9th ed.) Citation

Scott, Glenn R., and L. M. MacCary. Geologic Map of the Hardin Quadrangle, Marshall County, Kentucky. U.S. Geological Survey, 1968.

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