APA (7th ed.) Citation

Geological Survey (U.S.) & ProQuest (Firm). (1932). Geology and ore deposits of the Bonanza mining district, Colorado. [publisher not identified].

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and ProQuest (Firm). Geology and Ore Deposits of the Bonanza Mining District, Colorado. Washington: [publisher not identified], 1932.

MLA (9th ed.) Citation

Geological Survey (U.S.) and ProQuest (Firm). Geology and Ore Deposits of the Bonanza Mining District, Colorado. [publisher not identified], 1932.

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