APA (7th ed.) Citation

Groves, D. G., & Hunt, L. M. (1980). Ocean world encyclopedia. McGraw-Hill.

Chicago Style (17th ed.) Citation

Groves, Donald G., and Lee M. Hunt. Ocean World Encyclopedia. New York: McGraw-Hill, 1980.

MLA (9th ed.) Citation

Groves, Donald G., and Lee M. Hunt. Ocean World Encyclopedia. McGraw-Hill, 1980.