http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Mineral resources of the Blacktail Mountains Wilderness Study Area, Beaverhead County, Montana
1 online resource (vi, 21 pages, 1 page of plates) : illustrations, maps (some color).
Title from title screen (viewed Aug. 11, 2014).
U.S. Geological Survey bulletin ; 1724-B
Mineral resources of wilderness study areas--southwestern Montana ; ch. B
Studies related to wilderness--Bureau of Land Management wilderness study areas