APA (7th ed.) Citation

Lewis, R. Q., Nelson, W. H., & Powers, H. A. (1960). Geology of Rat Island, Aleutian Islands, Alaska. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Lewis, Richard Quintin, Willis H. Nelson, and Howard A. Powers. Geology of Rat Island, Aleutian Islands, Alaska. [Washington, D.C.]: United States Department of the Interior, Geological Survey, 1960.

MLA (9th ed.) Citation

Lewis, Richard Quintin, et al. Geology of Rat Island, Aleutian Islands, Alaska. United States Department of the Interior, Geological Survey, 1960.