APA (7th ed.) Citation

Geological Survey (U.S.), Kentucky Geological Survey, & MacQuown, W. C., Jr. (1968). Geologic map of the Clintonville quadrangle, central Kentucky. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Kentucky Geological Survey, and William C. MacQuown, Jr. Geologic Map of the Clintonville Quadrangle, Central Kentucky. Reston, Va.: U.S. Geological Survey, 1968.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Geologic Map of the Clintonville Quadrangle, Central Kentucky. U.S. Geological Survey, 1968.