Geological Survey (U.S.) & ProQuest (Firm). (1908). Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 349. Economic geology of the Kenova Quadrangle. Kentucky, Ohio, and West Virginia. [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 349. Economic Geology of the Kenova Quadrangle. Kentucky, Ohio, and West Virginia. Washington: [publisher not identified], 1908.
MLA (9th ed.) CitationGeological Survey (U.S.) and ProQuest (Firm). Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 349. Economic Geology of the Kenova Quadrangle. Kentucky, Ohio, and West Virginia. [publisher not identified], 1908.