APA (7th ed.) Citation

Geological Survey (U.S.), Bromfield, C. S., Baker, A. A., & Crittenden, M. D., Jr. (1970). Geologic map of the Heber quadrangle, Wasatch and Summit Counties, Utah. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Calvin Stanton Bromfield, Arthur A. Baker, and Max D. Crittenden, Jr. Geologic Map of the Heber Quadrangle, Wasatch and Summit Counties, Utah. Reston, Va.: The Survey, 1970.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Geologic Map of the Heber Quadrangle, Wasatch and Summit Counties, Utah. The Survey, 1970.