APA (7th ed.) Citation

Hall, C. A., & Holbrook, L. L. (2007). Introduction to the geology of southern California and its native plants. University of California Press.

Chicago Style (17th ed.) Citation

Hall, Clarence A., and Lauri L. Holbrook. Introduction to the Geology of Southern California and Its Native Plants. Berkeley: University of California Press, 2007.

MLA (9th ed.) Citation

Hall, Clarence A., and Lauri L. Holbrook. Introduction to the Geology of Southern California and Its Native Plants. University of California Press, 2007.