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.) CitationGeological 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.) CitationGeological Survey (U.S.), et al. Geologic Map of the Palen Pass Quadrangle, Riverside County, California. The Survey, 1989.
Warning: These citations may not always be 100% accurate.