Hancock, E. T. (1925). Geology and coal resources of the Axial and Monument Butte quadrangles, Moffat county, Colorado. Govt. print. off..
Chicago Style (17th ed.) CitationHancock, Eugene Thomas. Geology and Coal Resources of the Axial and Monument Butte Quadrangles, Moffat County, Colorado. Washington: Govt. print. off., 1925.
MLA (8th ed.) CitationHancock, Eugene Thomas. Geology and Coal Resources of the Axial and Monument Butte Quadrangles, Moffat County, Colorado. Govt. print. off., 1925.
Warning: These citations may not always be 100% accurate.