Geological Survey (U.S.) & ProQuest (Firm). (1909). Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 385. Briquetting tests at the United States fuel-testing plant Norfolk, Virginia, 1907-8. [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 385. Briquetting Tests at the United States Fuel-testing Plant Norfolk, Virginia, 1907-8. Washington: [publisher not identified], 1909.
MLA (9th ed.) CitationGeological Survey (U.S.) and ProQuest (Firm). Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 385. Briquetting Tests at the United States Fuel-testing Plant Norfolk, Virginia, 1907-8. [publisher not identified], 1909.