APA način citiranja

Segura, M., Castillo, Á., Alvarado, A., & Blanco, F. (2005). Nutrient extraction by Alnus acuminata plantations at the Virilla river watershed, Costa Rica.

Čikaški stil citiranja

Segura, Manuel, Álvaro Castillo, Alfredo Alvarado, i Fabio Blanco. Nutrient Extraction By Alnus Acuminata Plantations At the Virilla River Watershed, Costa Rica. 2005.

MLA način citiranja

Segura, Manuel, Álvaro Castillo, Alfredo Alvarado, i Fabio Blanco. Nutrient Extraction By Alnus Acuminata Plantations At the Virilla River Watershed, Costa Rica. 2005.