APA (7th ed.) Citation

Gilbert, P. W. (1967). Sharks, skates, and rays. Johns Hopkins University Press.

Chicago Style (17th ed.) Citation

Gilbert, Perry W. Sharks, Skates, and Rays. Baltimore: Johns Hopkins University Press, 1967.

MLA (9th ed.) Citation

Gilbert, Perry W. Sharks, Skates, and Rays. Johns Hopkins University Press, 1967.