Cita APA

Gilbert, P. W., & American Institute of Biological Sciece. (1967). Sharks, skates and rays. Baltimore: Johns Hopkins Press.

Citación estilo Chicago

Gilbert, Perry W., y American Institute of Biological Sciece. Sharks, Skates and Rays. Baltimore: Johns Hopkins Press, 1967.

Cita MLA

Gilbert, Perry W., y American Institute of Biological Sciece. Sharks, Skates and Rays. Baltimore: Johns Hopkins Press, 1967.