Dyfyniad APA

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.

Dyfyniad Arddull Chicago

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.

Dyfyniad MLA

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.

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