APA (7th ed.) Citation

Maroon, F. J., & Beach, E. L. (1983). Keepers of the sea. Naval Institute Press.

Chicago Style (17th ed.) Citation

Maroon, Fred J., and Edward L. Beach. Keepers of the Sea. Annapolis, Md.: Naval Institute Press, 1983.

MLA (9th ed.) Citation

Maroon, Fred J., and Edward L. Beach. Keepers of the Sea. Naval Institute Press, 1983.