APA (7th ed.) Citation

Penzien, J., Reitherman, R., & Scott, S. (2004). Joseph Penzien. Earthquake Engineering Research Institute.

Chicago Style (17th ed.) Citation

Penzien, Joseph, Robert Reitherman, and Stanley Scott. Joseph Penzien. Oakland, CA: Earthquake Engineering Research Institute, 2004.

MLA (8th ed.) Citation

Penzien, Joseph, et al. Joseph Penzien. Earthquake Engineering Research Institute, 2004.