APA (7th ed.) Citation

Geological Survey (U.S.), Sherrod, D. R., Koch, R. D., & Grubensky, M. J. (1990). Geologic map of the Vicksburg quadrangle, La Paz County, Arizona. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), David R. Sherrod, Richard D. Koch, and Michael J. Grubensky. Geologic Map of the Vicksburg Quadrangle, La Paz County, Arizona. Reston, Va.: The Survey, 1990.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Geologic Map of the Vicksburg Quadrangle, La Paz County, Arizona. The Survey, 1990.