APA aipamena

Alvarado, J. J. (2004). Abundance of the sea urchin Centrostephanus coronatus (Echinoidea: Diadematidae) in the Costa Rican Pacific.

Chicago Style aipamena

Alvarado, Juan José. Abundance of the Sea Urchin Centrostephanus Coronatus (Echinoidea: Diadematidae) in the Costa Rican Pacific. 2004.

MLA aipamena

Alvarado, Juan José. Abundance of the Sea Urchin Centrostephanus Coronatus (Echinoidea: Diadematidae) in the Costa Rican Pacific. 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.