एपीए उद्धरण

Villegas Arguedas, J. C. (2020). Freshwater fishes in Bahía Ballena and Puerto Cortés, Osa, Costa Rica.

शिकागो स्टाइल उद्धरण

Villegas Arguedas, Juan Carlos. Freshwater Fishes in Bahía Ballena and Puerto Cortés, Osa, Costa Rica. 2020.

एमएलए उद्धरण

Villegas Arguedas, Juan Carlos. Freshwater Fishes in Bahía Ballena and Puerto Cortés, Osa, Costa Rica. 2020.