APA aipamena

Herrera, J., Rojas, J. F., Beita, V. H., & Chaves, M. (2014). Chemical composition of total deposition samples collected in the metropolitan area of ​​Costa Rica in 2012.

Chicago Style aipamena

Herrera, Jorge, José F. Rojas, Víctor H. Beita, y María Chaves. Chemical Composition of Total Deposition Samples Collected in the Metropolitan Area of ​​Costa Rica in 2012. 2014.

MLA aipamena

Herrera, Jorge, José F. Rojas, Víctor H. Beita, y María Chaves. Chemical Composition of Total Deposition Samples Collected in the Metropolitan Area of ​​Costa Rica in 2012. 2014.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.