APA (7th ed.) Citation

Jennings, P. C., Housner, G. W., & Tsai, N. C. (1968). Simulated earthquake motions. California Institute of Technology.

Chicago Style (17th ed.) Citation

Jennings, P. C., G. W. Housner, and N. C. Tsai. Simulated Earthquake Motions. Pasadena, Calif.: California Institute of Technology, 1968.

MLA (9th ed.) Citation

Jennings, P. C., et al. Simulated Earthquake Motions. California Institute of Technology, 1968.