APA (7th ed.) Citation

Geological Survey (U.S.) & ProQuest (Firm). (1909). [Geological Survey bulletin 414; Notes on some mining districts in Humboldt County, Nevada]. [publisher not identified].

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and ProQuest (Firm). [Geological Survey Bulletin 414; Notes on Some Mining Districts in Humboldt County, Nevada]. Washington: [publisher not identified], 1909.

MLA (9th ed.) Citation

Geological Survey (U.S.) and ProQuest (Firm). [Geological Survey Bulletin 414; Notes on Some Mining Districts in Humboldt County, Nevada]. [publisher not identified], 1909.

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