APA

Plafker G., Bennett M. J., Galloway J. P. & Geological Survey (U.S.). (1989). Lessons learned from the Loma Prieta, California, earthquake of October 17, 1989. [Reston, Va.?]: U.S. Geological Survey.

Chicago

Plafker George, Bennett M J, Galloway John P and Geological Survey (U.S.). 1989. Lessons learned from the Loma Prieta, California, earthquake of October 17, 1989. [Reston, Va.?]: U.S. Geological Survey.

Harvard

Plafker G., Bennett M. J., Galloway J. P. and Geological Survey (U.S.). (1989). Lessons learned from the Loma Prieta, California, earthquake of October 17, 1989. [Reston, Va.?]: U.S. Geological Survey.

MLA

Plafker George, Bennett M J, Galloway John P and Geological Survey (U.S.). Lessons learned from the Loma Prieta, California, earthquake of October 17, 1989. [Reston, Va.?]: U.S. Geological Survey. 1989.