एपीए उद्धरण

Castro-Azofeifa, C. (2021). Sightings of Orcinus orca (Linnaeus, 1758) (Cetartiodactyla: Odontoceti: Delphinidae) in the Costa Rican Pacific (1990-2020).

शिकागो स्टाइल उद्धरण

Castro-Azofeifa, César. Sightings of Orcinus Orca (Linnaeus, 1758) (Cetartiodactyla: Odontoceti: Delphinidae) in the Costa Rican Pacific (1990-2020). 2021.

एमएलए उद्धरण

Castro-Azofeifa, César. Sightings of Orcinus Orca (Linnaeus, 1758) (Cetartiodactyla: Odontoceti: Delphinidae) in the Costa Rican Pacific (1990-2020). 2021.