Krohn, D. H., & Weist, M. M. (1977). Principal information on Montana mines. Montana College of Mineral Science and Technology : distributed by Montana Bureau of Mines and Geology.
Цитирование в стиле Чикаго (17-е изд.)Krohn, Douglas H., и Margaret Mlynarczyk Weist. Principal Information on Montana Mines. Butte: Montana College of Mineral Science and Technology : distributed by Montana Bureau of Mines and Geology, 1977.
Цитирование MLA (8-е изд.)Krohn, Douglas H., и Margaret Mlynarczyk Weist. Principal Information on Montana Mines. Montana College of Mineral Science and Technology : distributed by Montana Bureau of Mines and Geology, 1977.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.