Montana Bureau of Mines and Geology. Directory of mining enterprises. Montana College of Mineral Science and Technology.
Chicago Style (17th ed.) CitationMontana Bureau of Mines and Geology. Directory of Mining Enterprises. Butte: Montana College of Mineral Science and Technology.
MLA (9th ed.) CitationMontana Bureau of Mines and Geology. Directory of Mining Enterprises. Montana College of Mineral Science and Technology.
Warning: These citations may not always be 100% accurate.