APA (7th ed.) Citation

Peterson, P. V., & Peterson, P. V., Jr. (1975). Native trees of the Sierra Nevada. University of California.

Chicago Style (17th ed.) Citation

Peterson, P. Victor, and Peter Victor Peterson, Jr. Native Trees of the Sierra Nevada. Berkeley: University of California, 1975.

MLA (9th ed.) Citation

Peterson, P. Victor, and Peter Victor Peterson, Jr. Native Trees of the Sierra Nevada. University of California, 1975.