Berg, R. B. (1974). Building stone in Montana. Montana College of Mineral Science and Technology : for sale by Montana Bureau of Mines and Geology.
Style de citation Chicago (17e éd.)Berg, Richard B. Building Stone in Montana. Butte: Montana College of Mineral Science and Technology : for sale by Montana Bureau of Mines and Geology, 1974.
Style de citation MLA (8e éd.)Berg, Richard B. Building Stone in Montana. Montana College of Mineral Science and Technology : for sale by Montana Bureau of Mines and Geology, 1974.
Attention : ces citations peuvent ne pas être correctes à 100%.