APA (7th ed.) Citation

Pierce, W. G. (1965). Geologic map of the Clark quadrangle, Park County, Wyoming. The Survey.

Chicago Style (17th ed.) Citation

Pierce, William Gamewell. Geologic Map of the Clark Quadrangle, Park County, Wyoming. Washington, D.C.: The Survey, 1965.

MLA (9th ed.) Citation

Pierce, William Gamewell. Geologic Map of the Clark Quadrangle, Park County, Wyoming. The Survey, 1965.