Geological Survey & Reheis, M. C. (1984). Geologic map and coal sections of the Thornburgh quadrangle, Moffat and Rio Blanco Counties, Colorado. The Survey ; For sale by Branch of Distribution, USGS.
Chicago Style (17th ed.) CitationGeological Survey and Marith C. Reheis. Geologic Map and Coal Sections of the Thornburgh Quadrangle, Moffat and Rio Blanco Counties, Colorado. Reston, Va. : Denver, CO: The Survey ; For sale by Branch of Distribution, USGS, 1984.
MLA (8th ed.) CitationGeological Survey and Marith C. Reheis. Geologic Map and Coal Sections of the Thornburgh Quadrangle, Moffat and Rio Blanco Counties, Colorado. The Survey ; For sale by Branch of Distribution, USGS, 1984.
Warning: These citations may not always be 100% accurate.