APA (7th ed.) Citation

Greenwood, W. R., & Wenrich, K. J. (1990). Mineral resources of the Elkhorn Wilderness Study Area, Broadwater and Jefferson counties, Montana. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Greenwood, William R., and Karen J. Wenrich. Mineral Resources of the Elkhorn Wilderness Study Area, Broadwater and Jefferson Counties, Montana. [Reston, Va.]: Department of the Interior, U.S. Geological Survey, 1990.

MLA (9th ed.) Citation

Greenwood, William R., and Karen J. Wenrich. Mineral Resources of the Elkhorn Wilderness Study Area, Broadwater and Jefferson Counties, Montana. Department of the Interior, U.S. Geological Survey, 1990.