APA (7th ed.) Citation

Kerstitch, A. N. (1989). Sea of Cortez marine invertebrates: A guide for the Pacific Coast, Mexico to Ecuador. Sea Challengers.

Chicago Style (17th ed.) Citation

Kerstitch, Alex N. Sea of Cortez Marine Invertebrates: A Guide for the Pacific Coast, Mexico to Ecuador. Monterey, Calif.: Sea Challengers, 1989.

MLA (8th ed.) Citation

Kerstitch, Alex N. Sea of Cortez Marine Invertebrates: A Guide for the Pacific Coast, Mexico to Ecuador. Sea Challengers, 1989.