APA (7th ed.) Citation

(1991). Oceans and islands: The encyclopedia of the earth. Smithmark.

Chicago Style (17th ed.) Citation

Oceans and Islands: The Encyclopedia of the Earth. New York, N.Y: Smithmark, 1991.

MLA (9th ed.) Citation

Oceans and Islands: The Encyclopedia of the Earth. Smithmark, 1991.

Warning: These citations may not always be 100% accurate.