APA (7th ed.) Citation

Geological Survey (U.S.) & Hammack, R. W. (1986). Maps showing mines, prospects, and exposures in the Beaver Creek Wilderness, McCreary County, Kentucky. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Richard W. Hammack. Maps Showing Mines, Prospects, and Exposures in the Beaver Creek Wilderness, McCreary County, Kentucky. Reston, Va.: The Survey, 1986.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Richard W. Hammack. Maps Showing Mines, Prospects, and Exposures in the Beaver Creek Wilderness, McCreary County, Kentucky. The Survey, 1986.