APA (7th ed.) Citation

Humphrey, F. L. (1945). Geology of the Groom district, Lincoln County, Nevada. Nevada State Bureau of Mines and the Mackay School of Mines.

Chicago Style (17th ed.) Citation

Humphrey, Fred L. Geology of the Groom District, Lincoln County, Nevada. [Reno]: Nevada State Bureau of Mines and the Mackay School of Mines, 1945.

MLA (9th ed.) Citation

Humphrey, Fred L. Geology of the Groom District, Lincoln County, Nevada. Nevada State Bureau of Mines and the Mackay School of Mines, 1945.