APA (7th ed.) Citation

Pike, R. J. (1980). Geometric interpretation of lunar craters. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Pike, Richard J. Geometric Interpretation of Lunar Craters. Washington: United States Department of the Interior, Geological Survey, 1980.

MLA (9th ed.) Citation

Pike, Richard J. Geometric Interpretation of Lunar Craters. United States Department of the Interior, Geological Survey, 1980.