Matson, R. E., Dahl, G. G., & Blumer, J. W. (1968). Strippable coal deposits on State land, Powder River County, Montana. Montana College of Mineral Science and Technology.
Chicago Style (17th ed.) CitationMatson, Robert E., Gardar G. Dahl, and John W. Blumer. Strippable Coal Deposits on State Land, Powder River County, Montana. Butte: Montana College of Mineral Science and Technology, 1968.
MLA (9th ed.) CitationMatson, Robert E., et al. Strippable Coal Deposits on State Land, Powder River County, Montana. Montana College of Mineral Science and Technology, 1968.
Warning: These citations may not always be 100% accurate.