APA-viite

Sandoval, L. (2019). Annual and monthly variation on bird species richness and abundance inside a tropical semiurban agricultural landscape.

Chicago-tyylinen lähdeviittaus

Sandoval, Luis. Annual and Monthly Variation On Bird Species Richness and Abundance Inside a Tropical Semiurban Agricultural Landscape. 2019.

MLA-viite

Sandoval, Luis. Annual and Monthly Variation On Bird Species Richness and Abundance Inside a Tropical Semiurban Agricultural Landscape. 2019.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.