Geological Survey (U.S.) & ProQuest (Firm). (1892). Department of the Interior. United States Geological Survey. J. W. Powell, Director. Mineral resources of the United States. [publisher not identified].
Chicago Style (17th ed.) CitationGeological Survey (U.S.) and ProQuest (Firm). Department of the Interior. United States Geological Survey. J. W. Powell, Director. Mineral Resources of the United States. Washington: [publisher not identified], 1892.
MLA (9th ed.) CitationGeological Survey (U.S.) and ProQuest (Firm). Department of the Interior. United States Geological Survey. J. W. Powell, Director. Mineral Resources of the United States. [publisher not identified], 1892.
Warning: These citations may not always be 100% accurate.