APA (7th ed.) Citation

Freeman, V. L. (1972). Geologic map of the Woody Creek quadrangle, Pitkin and Eagle Counties, Colorado. The Survey.

Chicago Style (17th ed.) Citation

Freeman, Val L. Geologic Map of the Woody Creek Quadrangle, Pitkin and Eagle Counties, Colorado. Washington, D.C.: The Survey, 1972.

MLA (9th ed.) Citation

Freeman, Val L. Geologic Map of the Woody Creek Quadrangle, Pitkin and Eagle Counties, Colorado. The Survey, 1972.