American Institute of Mining, Metallurgical and Petroleum Engineers, Graton, L. C., Sales, R. H., & Ridge, J. D. (1968). Ore deposits of the United States, 1933-1967. The Graton-Sales volume. John D. Ridge, editor. s.n.
Citação norma ChicagoAmerican Institute of Mining, Metallurgical and Petroleum Engineers, Louis Caryl Graton, Reno H. Sales, and John D. Ridge. Ore Deposits of the United States, 1933-1967. The Graton-Sales Volume. John D. Ridge, Editor. New York: s.n, 1968.
Citação norma MLAAmerican Institute of Mining, Metallurgical and Petroleum Engineers, et al. Ore Deposits of the United States, 1933-1967. The Graton-Sales Volume. John D. Ridge, Editor. s.n, 1968.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.