APA (7th ed.) Citation

Sigleo, W. R., & Randall, A. H. (1981). Geologic map of the Troublesome Roadless Area, McCreary County, Kentucky. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Sigleo, Wayne R., and A. Henry Randall. Geologic Map of the Troublesome Roadless Area, McCreary County, Kentucky. Reston, Va.: U.S. Geological Survey, 1981.

MLA (9th ed.) Citation

Sigleo, Wayne R., and A. Henry Randall. Geologic Map of the Troublesome Roadless Area, McCreary County, Kentucky. U.S. Geological Survey, 1981.

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