Geological Survey (U.S.) & ProQuest (Firm). (1914). Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 575. Geology of the Standing Rock and Cheyenne River Indian Reservations, North and South Dakota. [publisher not identified].
Chicago Style (17th ed.) CitationGeological Survey (U.S.) and ProQuest (Firm). Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 575. Geology of the Standing Rock and Cheyenne River Indian Reservations, North and South Dakota. Washington: [publisher not identified], 1914.
MLA (9th ed.) CitationGeological Survey (U.S.) and ProQuest (Firm). Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 575. Geology of the Standing Rock and Cheyenne River Indian Reservations, North and South Dakota. [publisher not identified], 1914.