Geological Survey (U.S.), Working Group on California Earthquake Probabilities, & Michael, A. J. (1999). Major quake likely to strike between 2000 and 2030 (Version 1.0.). [U.S. Geological Survey].
Chicago Style (17th ed.) CitationGeological Survey (U.S.), Working Group on California Earthquake Probabilities, and A. J. Michael. Major Quake Likely to Strike Between 2000 and 2030. Version 1.0. [Menlo Park, Calif.]: [U.S. Geological Survey], 1999.
MLA (9th ed.) CitationGeological Survey (U.S.), et al. Major Quake Likely to Strike Between 2000 and 2030. Version 1.0. [U.S. Geological Survey], 1999.
Warning: These citations may not always be 100% accurate.