APA (7th ed.) Citation

Van Loenen, R. E., Bryant, W. A., & Geological Survey. (1999). Geologic map of the Skull Creek quadrangle, Moffat County Colorado. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Van Loenen, Richard E., W. Anthony Bryant, and Geological Survey. Geologic Map of the Skull Creek Quadrangle, Moffat County Colorado. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1999.

MLA (8th ed.) Citation

Van Loenen, Richard E., et al. Geologic Map of the Skull Creek Quadrangle, Moffat County Colorado. U.S. Dept. of the Interior, U.S. Geological Survey, 1999.