APA (7th ed.) Citation

Peterson, W. L. (1969). Geologic map of the Bardstown quadrangle, Nelson County, Kentucky. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Peterson, Warren Lee. Geologic Map of the Bardstown Quadrangle, Nelson County, Kentucky. Washington, D.C.: U.S. Geological Survey, 1969.

MLA (9th ed.) Citation

Peterson, Warren Lee. Geologic Map of the Bardstown Quadrangle, Nelson County, Kentucky. U.S. Geological Survey, 1969.