APA citiranje

Sandoval Vargas, L. A., & Barrantes Montero, G. (2009). Relationship between Species Richness of Excavator Birds and Cavity–adopters in Seven Tropical Forests in Costa Rica.

Citación estilo Chicago

Sandoval Vargas, Luis Andrés, y Gilbert Barrantes Montero. Relationship between Species Richness of Excavator Birds and Cavity–adopters in Seven Tropical Forests in Costa Rica. 2009.

MLA citiranje

Sandoval Vargas, Luis Andrés, y Gilbert Barrantes Montero. Relationship between Species Richness of Excavator Birds and Cavity–adopters in Seven Tropical Forests in Costa Rica. 2009.