Ray, J. B. (1975). The oceans and man. Kendall - Hunt.
Cita Chicago (17th ed.)Ray, John B. The Oceans and Man. Dubuque: Kendall - Hunt, 1975.
Cita MLA (9th ed.)Ray, John B. The Oceans and Man. Kendall - Hunt, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.