APA (7th ed.) Citation

McDowell, R. C. (1976). Geologic map of the Colfax quadrangle, east-central Kentucky. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

McDowell, Robert C. Geologic Map of the Colfax Quadrangle, East-central Kentucky. Reston, Va.: U.S. Geological Survey, 1976.

MLA (9th ed.) Citation

McDowell, Robert C. Geologic Map of the Colfax Quadrangle, East-central Kentucky. U.S. Geological Survey, 1976.

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