APA (7th ed.) Citation

Welsch, D. G., & Péwé, T. L. (1979). Geologic hazards, McDowell Mountains area, Maricopa County, Arizona. State of Arizona Bureau of Geology and Mineral Technology.

Chicago Style (17th ed.) Citation

Welsch, Dennis G., and Troy Lewis Péwé. Geologic Hazards, McDowell Mountains Area, Maricopa County, Arizona. Tucson, Ariz.: State of Arizona Bureau of Geology and Mineral Technology, 1979.

MLA (9th ed.) Citation

Welsch, Dennis G., and Troy Lewis Péwé. Geologic Hazards, McDowell Mountains Area, Maricopa County, Arizona. State of Arizona Bureau of Geology and Mineral Technology, 1979.