Geological Survey (U.S.) & ProQuest (Firm). (1906). Department of the Interior. United States Geological Survey. Charles D. Walcott, Director. Report on progress of investigations of mineral resources of Alaska in 1905. [publisher not identified].
Chicago Style (17th ed.) CitationGeological Survey (U.S.) and ProQuest (Firm). Department of the Interior. United States Geological Survey. Charles D. Walcott, Director. Report on Progress of Investigations of Mineral Resources of Alaska in 1905. Washington: [publisher not identified], 1906.
MLA (9th ed.) CitationGeological Survey (U.S.) and ProQuest (Firm). Department of the Interior. United States Geological Survey. Charles D. Walcott, Director. Report on Progress of Investigations of Mineral Resources of Alaska in 1905. [publisher not identified], 1906.