Nilsen, T. H., Taylor, F. A., & Dean, R. M. (1976). Natural conditions that control landsliding in the San Francisco Bay region: An analysis based on data from the 1968-69 and 1972-73 rainy seasons. United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationNilsen, Tor Helge, Fred A. Taylor, and Robert M. Dean. Natural Conditions That Control Landsliding in the San Francisco Bay Region: An Analysis Based on Data from the 1968-69 and 1972-73 Rainy Seasons. [Washington, D.C.]: United States Department of the Interior, Geological Survey, 1976.
MLA (9th ed.) CitationNilsen, Tor Helge, et al. Natural Conditions That Control Landsliding in the San Francisco Bay Region: An Analysis Based on Data from the 1968-69 and 1972-73 Rainy Seasons. United States Department of the Interior, Geological Survey, 1976.