APA (7th ed.) Citation

McDowell, R. C. (1978). Geologic map of the Levee quadrangle, east-central Kentucky. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

McDowell, Robert C. Geologic Map of the Levee Quadrangle, East-central Kentucky. Reston, Va.: U.S. Geological Survey, 1978.

MLA (9th ed.) Citation

McDowell, Robert C. Geologic Map of the Levee Quadrangle, East-central Kentucky. U.S. Geological Survey, 1978.

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