APA (7th ed.) Citation

Geological Survey (U.S.) & ProQuest (Firm). (1909). Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 380. Contributions to economic geology 1908. [publisher not identified].

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and ProQuest (Firm). Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 380. Contributions to Economic Geology 1908. Washington: [publisher not identified], 1909.

MLA (9th ed.) Citation

Geological Survey (U.S.) and ProQuest (Firm). Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 380. Contributions to Economic Geology 1908. [publisher not identified], 1909.

Warning: These citations may not always be 100% accurate.