Dyfyniad APA

Hossfeld, B. (1996). Distribution and biomass of arrow worms (Chaetognatha) in Golfo de Nicoya and Golfo Dulce, Costa Rica.

Dyfyniad Arddull Chicago

Hossfeld, Britta. Distribution and Biomass of Arrow Worms (Chaetognatha) in Golfo De Nicoya and Golfo Dulce, Costa Rica. 1996.

Dyfyniad MLA

Hossfeld, Britta. Distribution and Biomass of Arrow Worms (Chaetognatha) in Golfo De Nicoya and Golfo Dulce, Costa Rica. 1996.

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