APA (7th ed.) Citation

Bertoldi, G. L., Johnston, R. H., & Evenson, K. D. (1991). Ground water in the Central Valley, California: A summary report. U.S. G.P.O..

Chicago Style (17th ed.) Citation

Bertoldi, G. L., Richard H. Johnston, and Kristin D. Evenson. Ground Water in the Central Valley, California: A Summary Report. Washington: U.S. G.P.O., 1991.

MLA (9th ed.) Citation

Bertoldi, G. L., et al. Ground Water in the Central Valley, California: A Summary Report. U.S. G.P.O., 1991.