Geological Survey (U.S.) & ProQuest (Firm). (1914). Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 551. Results of triangulation and primary traverse 1911 and 1912. [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 551. Results of Triangulation and Primary Traverse 1911 and 1912. 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 551. Results of Triangulation and Primary Traverse 1911 and 1912. [publisher not identified], 1914.