APA način citiranja

Amador Astúa, J. A. (2002). Some aspects of climate in Costa Rica using historial data from the XIX century.

Čikaški stil citiranja

Amador Astúa, Jorge Alberto. Some Aspects of Climate in Costa Rica Using Historial Data From the XIX Century. 2002.

MLA način citiranja

Amador Astúa, Jorge Alberto. Some Aspects of Climate in Costa Rica Using Historial Data From the XIX Century. 2002.