APA Citation

1998 assessment of undiscovered deposits of gold, silver, copper, lead and zinc in the United States. (2001). Washington, DC: U.S. Geological Survey.

ISBD Citation

1998 assessment of undiscovered deposits of gold, silver, copper, lead and zinc in the United States / by the U.S. Geological Survey National Mineral Resource Assessment Team . — Washington, DC : U.S. Geological Survey, 2001. — III, 21 S.; Ill., graph. Darst. — (US Geological Survey circular ; 1178). — ISBN 0607951117, 9780607951110

MLA Citation

1998 Assessment of Undiscovered Deposits of Gold, Silver, Copper, Lead and Zinc in the United States.Washington, DC: U.S. Geological Survey, 2001.

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