APA način citiranja

Ramírez, L., Alvarado, A., Pujol, R., & Brenes, L. G. (2008). Physical properties in the middle watershed of the river Reventado, Cartago, Costa Rica.

Čikaški stil citiranja

Ramírez, Laura, Alfredo Alvarado, Rosendo Pujol, i Luis Guillermo Brenes. Physical Properties in the Middle Watershed of the River Reventado, Cartago, Costa Rica. 2008.

MLA način citiranja

Ramírez, Laura, Alfredo Alvarado, Rosendo Pujol, i Luis Guillermo Brenes. Physical Properties in the Middle Watershed of the River Reventado, Cartago, Costa Rica. 2008.