Dyfyniad APA

Herrera, J., Rojas, J. F., Beita, V. H., Rodríguez, A., Solórzano, D., & Argüello, H. (2014). Concentration and chemical composition of PM10 particles in the metropolitan area of ​​Costa Rica in 2012.

Dyfyniad Arddull Chicago

Herrera, Jorge, José F. Rojas, Víctor H. Beita, Agustín Rodríguez, David Solórzano, y Hazel Argüello. Concentration and Chemical Composition of PM10 Particles in the Metropolitan Area of ​​Costa Rica in 2012. 2014.

Dyfyniad MLA

Herrera, Jorge, et al. Concentration and Chemical Composition of PM10 Particles in the Metropolitan Area of ​​Costa Rica in 2012. 2014.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.