APA (7th ed.) Citation

Perrin, W. F. (1975). Variation of spotted and spinner porpoise (Genus Stenella) in the Eastern Tropical Pacific and Hawaii. University of California Press.

Chicago Style (17th ed.) Citation

Perrin, William F. Variation of Spotted and Spinner Porpoise (Genus Stenella) in the Eastern Tropical Pacific and Hawaii. Berkeley, California: University of California Press, 1975.

MLA (9th ed.) Citation

Perrin, William F. Variation of Spotted and Spinner Porpoise (Genus Stenella) in the Eastern Tropical Pacific and Hawaii. University of California Press, 1975.