APA (7th ed.) Citation

Bryans, W. (1986). A history of the Geological Survey of Wyoming. The Survey.

Chicago Style (17th ed.) Citation

Bryans, William. A History of the Geological Survey of Wyoming. Laramine, Wyo. (P.O. Box 3008, University Station, Laramine 82071): The Survey, 1986.

MLA (9th ed.) Citation

Bryans, William. A History of the Geological Survey of Wyoming. The Survey, 1986.