U.S. Bureau of Mines. (1965). Mineral facts and problems. s.n.
Chicago Style (17th ed.) CitationU.S. Bureau of Mines. Mineral Facts and Problems. Washington: s.n, 1965.
MLA (9th ed.) CitationU.S. Bureau of Mines. Mineral Facts and Problems. s.n, 1965.
Warning: These citations may not always be 100% accurate.