APA (7th ed.) Citation

Gates, O., Powers, H. A., Wilcox, R. E., & Schafer, J. P. (1971). Geology of the Near Islands, Alaska. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Gates, Olcott, Howard A. Powers, Ray E. Wilcox, and John P. Schafer. Geology of the Near Islands, Alaska. [Washington, D.C.]: United States Department of the Interior, Geological Survey, 1971.

MLA (9th ed.) Citation

Gates, Olcott, et al. Geology of the Near Islands, Alaska. United States Department of the Interior, Geological Survey, 1971.