APA način citiranja

Araya Céspedes, O., & Carvajal Sanchéz, J. P. (2019). Avifauna composition and richness in four vegetation types, San Ramón, Costa Rica.

Čikaški stil citiranja

Araya Céspedes, Osvaldo, i José Pablo Carvajal Sanchéz. Avifauna Composition and Richness in Four Vegetation Types, San Ramón, Costa Rica. 2019.

MLA način citiranja

Araya Céspedes, Osvaldo, i José Pablo Carvajal Sanchéz. Avifauna Composition and Richness in Four Vegetation Types, San Ramón, Costa Rica. 2019.