APA-referens

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.

Chicago-stil citat

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

MLA-referens

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

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