APA (7th ed.) Citation

Geological Survey (U.S.) & Evans, J. G. (1991). Geologic map of the Lower Owyhee Canyon Wilderness Study Area, Malheur County, Oregon. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and James George Evans. Geologic Map of the Lower Owyhee Canyon Wilderness Study Area, Malheur County, Oregon. Reston, Va.: The Survey, 1991.

MLA (9th ed.) Citation

Geological Survey (U.S.) and James George Evans. Geologic Map of the Lower Owyhee Canyon Wilderness Study Area, Malheur County, Oregon. The Survey, 1991.

Warning: These citations may not always be 100% accurate.