APA (7th ed.) Citation

Geological Survey (U.S.), MacKevett, E. M., & Smith, J. G. (1972). Geologic map of the McCarthy B-6 quadrangle, Alaska. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), E. M. MacKevett, and James G. Smith. Geologic Map of the McCarthy B-6 Quadrangle, Alaska. Reston, Va.: The Survey, 1972.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Geologic Map of the McCarthy B-6 Quadrangle, Alaska. The Survey, 1972.