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Dyfyniad Arddull ChicagoFennel, W., and T. Neumann. Introduction to the Modeling of Marine Ecosystems. Elsevier: Amsterdam, 2004.
Dyfyniad MLAFennel, W., and T. Neumann. Introduction to the Modeling of Marine Ecosystems. Amsterdam, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.