APA (7th ed.) Citation

Hoffman, G. L. (1967). Parasites on North American freshwater fishes. University of California.

Chicago Style (17th ed.) Citation

Hoffman, Glenn L. Parasites on North American Freshwater Fishes. Berkeley: University of California, 1967.

MLA (9th ed.) Citation

Hoffman, Glenn L. Parasites on North American Freshwater Fishes. University of California, 1967.