APA (7th ed.) Citation

Weir, G. W. (1976). Geologic map of the Means quadrangle, east-central Kentucky. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Weir, Gordon W. Geologic Map of the Means Quadrangle, East-central Kentucky. Reston, Va.: U.S. Geological Survey, 1976.

MLA (9th ed.) Citation

Weir, Gordon W. Geologic Map of the Means Quadrangle, East-central Kentucky. U.S. Geological Survey, 1976.