Cita APA (7th ed.)

Open University. (1984). Introduction to the oceans. Open University Press.

Cita Chicago (17th ed.)

Open University. Introduction to the Oceans. Milton Keynes: Open University Press, 1984.

Cita MLA (8th ed.)

Open University. Introduction to the Oceans. Open University Press, 1984.

Atenció: Aquestes cites poden no estar 100% correctes.