APA (7th ed.) Citation

Weary, D. J. (2008). Geologic map of the Piedmont Hollow quadrangle, Oregon County, Missouri. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Weary, David J. Geologic Map of the Piedmont Hollow Quadrangle, Oregon County, Missouri. [Reston, Va.]: U.S. Geological Survey, 2008.

MLA (9th ed.) Citation

Weary, David J. Geologic Map of the Piedmont Hollow Quadrangle, Oregon County, Missouri. U.S. Geological Survey, 2008.