Sverdrup, H. U. (1942). Oceans: :Their physics, chemistry and general biology. Prentice-Hall of India.
Dyfyniad Arddull ChicagoSverdrup, H. U. Oceans: :Their Physics, Chemistry and General Biology. New Jersey: Prentice-Hall of India, 1942.
Dyfyniad MLASverdrup, H. U. Oceans: :Their Physics, Chemistry and General Biology. Prentice-Hall of India, 1942.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.