APA (7th ed.) Citation

Pierce, W. G., & Nelson, W. H. (1971). Geologic map of the Beartooth Butte quadrangle, Park County, Wyoming. The Survey.

Chicago Style (17th ed.) Citation

Pierce, William Gamewell, and Willis H. Nelson. Geologic Map of the Beartooth Butte Quadrangle, Park County, Wyoming. Washington, D.C.: The Survey, 1971.

MLA (9th ed.) Citation

Pierce, William Gamewell, and Willis H. Nelson. Geologic Map of the Beartooth Butte Quadrangle, Park County, Wyoming. The Survey, 1971.