Gaya APA

The World's Ocean. (2005). New York: [s.n.].

Gaya Chicago

The World's Ocean. . New York: [s.n.], 2005. Text.

Gaya MLA

The World's Ocean. . New York: [s.n.], 2005. Text.

Gaya Turabian

The World's Ocean. New York: [s.n.], 2005. Print.