Geological Survey (U.S.) & ProQuest (Firm). (1908). Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 365. The fractionation of crude petroleum by capillary diffusion. [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 365. The Fractionation of Crude Petroleum by Capillary Diffusion. 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 365. The Fractionation of Crude Petroleum by Capillary Diffusion. [publisher not identified], 1908.