Dyfyniad APA

Perkins, E. (1974). biology of estuaries and coastal waters. Academic Press.

Dyfyniad Arddull Chicago

Perkins, E.J. Biology of Estuaries and Coastal Waters. London: Academic Press, 1974.

Dyfyniad MLA

Perkins, E.J. Biology of Estuaries and Coastal Waters. Academic Press, 1974.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.