APA (7th ed.) Citation

Geological Survey (U.S.) & Bolton, P. A. (1993). The Loma Prieta, California, earthquake of October 17, 1989: Public response. U.S. G.P.O..

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Patricia A. Bolton. The Loma Prieta, California, Earthquake of October 17, 1989: Public Response. Washington: U.S. G.P.O., 1993.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Patricia A. Bolton. The Loma Prieta, California, Earthquake of October 17, 1989: Public Response. U.S. G.P.O., 1993.