Karleskint, G. (1998). Introduction to Marine Biology. Saunders College Publishing.
Dyfyniad Arddull ChicagoKarleskint, George. Introduction to Marine Biology. India: Saunders College Publishing, 1998.
Dyfyniad MLAKarleskint, George. Introduction to Marine Biology. Saunders College Publishing, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.