Não informado. (2000). Technical papers. U.S. Department of the Interior, Bureau of Mines.
Chicago Style (17th ed.) CitationNão informado. Technical Papers. Washington: U.S. Department of the Interior, Bureau of Mines, 2000.
MLA (8th ed.) CitationNão informado. Technical Papers. U.S. Department of the Interior, Bureau of Mines, 2000.
Warning: These citations may not always be 100% accurate.