APA (7th ed.) Citation

Geological Survey (U.S.), Stone, P., & Kelly, M. M. (1989). Geologic map of the Palen Pass quadrangle, Riverside County, California. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Paul Stone, and Michael M. Kelly. Geologic Map of the Palen Pass Quadrangle, Riverside County, California. Reston, Va.: The Survey, 1989.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Geologic Map of the Palen Pass Quadrangle, Riverside County, California. The Survey, 1989.