United States. Bureau of Mines. (1984). Nonfuel mineral model directory. U.S. Dept. of the Interior, Bureau of Mines.
Style de citation Chicago (17e éd.)United States. Bureau of Mines. Nonfuel Mineral Model Directory. [Avondale, Md.]: U.S. Dept. of the Interior, Bureau of Mines, 1984.
Style de citation MLA (9e éd.)United States. Bureau of Mines. Nonfuel Mineral Model Directory. U.S. Dept. of the Interior, Bureau of Mines, 1984.
Attention : ces citations peuvent ne pas être correctes à 100%.