APA (7th ed.) Citation

United States. Bureau of Mines. (1938). Milling methods and costs of Cardinal Gold Mining Co., Bishop Creek, Calif. [s.n.].

Chicago Style (17th ed.) Citation

United States. Bureau of Mines. Milling Methods and Costs of Cardinal Gold Mining Co., Bishop Creek, Calif. [Washington]: [s.n.], 1938.

MLA (9th ed.) Citation

United States. Bureau of Mines. Milling Methods and Costs of Cardinal Gold Mining Co., Bishop Creek, Calif. [s.n.], 1938.