APA (7th ed.) Citation

Usinger, R. L. (1963). Aquatic insects of California: With keys to North American genera and California species. University of California Press.

Chicago Style (17th ed.) Citation

Usinger, Robert L. Aquatic Insects of California: With Keys to North American Genera and California Species. Berkeley: University of California Press, 1963.

MLA (9th ed.) Citation

Usinger, Robert L. Aquatic Insects of California: With Keys to North American Genera and California Species. University of California Press, 1963.