GESAMP. (1990). The state of the marine environment. Blackwell.
Cita Chicago (17th ed.)GESAMP. The State of the Marine Environment. Londres: Blackwell, 1990.
Cita MLA (9th ed.)GESAMP. The State of the Marine Environment. Blackwell, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.