Miller, F. W., Fantel, R. J., & Buckingham, D. A. (1986). Columbium availability--market economy countries: A minerals availability appraisal. U.S. Dept. of the Interior, Bureau of Mines.
Chicago Style (17th ed.) CitationMiller, Frederick W., R. J. Fantel, and D. A. Buckingham. Columbium Availability--market Economy Countries: A Minerals Availability Appraisal. [Washington, DC]: U.S. Dept. of the Interior, Bureau of Mines, 1986.
MLA (9th ed.) CitationMiller, Frederick W., et al. Columbium Availability--market Economy Countries: A Minerals Availability Appraisal. U.S. Dept. of the Interior, Bureau of Mines, 1986.
Warning: These citations may not always be 100% accurate.