APA (7th ed.) Citation

Sumner, L., & Dixon, J. S. (2021). Birds and mammals of the Sierra Nevada. University of California Press.

Chicago Style (17th ed.) Citation

Sumner, Lowell, and Joseph S. Dixon. Birds and Mammals of the Sierra Nevada. Oakland: University of California Press, 2021.

MLA (8th ed.) Citation

Sumner, Lowell, and Joseph S. Dixon. Birds and Mammals of the Sierra Nevada. University of California Press, 2021.