Ridge, J. D., Graton, L. C., & Sales, R. H. (1968). Ore deposits of the United States, 1933-1967.: The Graton-Sales volume. American Institute of Mining, Metallurgical, and Petroleum Engineers.
Chicago Style (17th ed.) CitationRidge, John Drew, Louis Caryl Graton, and Reno Haber Sales. Ore Deposits of the United States, 1933-1967.: The Graton-Sales Volume. New York: American Institute of Mining, Metallurgical, and Petroleum Engineers, 1968.
MLA (9th ed.) CitationRidge, John Drew, et al. Ore Deposits of the United States, 1933-1967.: The Graton-Sales Volume. American Institute of Mining, Metallurgical, and Petroleum Engineers, 1968.
Warning: These citations may not always be 100% accurate.