APA (7th ed.) Citation

Geological Survey (U.S.) & M'Gonigle, J. W. (1992). Geologic map of the Elkol quadrangle, southwestern Wyoming. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and John W. M'Gonigle. Geologic Map of the Elkol Quadrangle, Southwestern Wyoming. Reston, Va.: The Survey, 1992.

MLA (9th ed.) Citation

Geological Survey (U.S.) and John W. M'Gonigle. Geologic Map of the Elkol Quadrangle, Southwestern Wyoming. The Survey, 1992.