Pearson, R. C. (1988). Mineral resources of the Eastern Pioneer Mountains, Beaverhead County, Montana. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationPearson, Robert Carl. Mineral Resources of the Eastern Pioneer Mountains, Beaverhead County, Montana. [Reston, Va.]: Department of the Interior, U.S. Geological Survey, 1988.
MLA (9th ed.) CitationPearson, Robert Carl. Mineral Resources of the Eastern Pioneer Mountains, Beaverhead County, Montana. Department of the Interior, U.S. Geological Survey, 1988.
Warning: These citations may not always be 100% accurate.