Dyfyniad APA

Gómez Calderón , N., Rodríguez Yáñez, J. E., & Fernández Fernández, E. F. (2021). Greenhouse gases emitted by agricultural vehicles in Costa Rica.

Dyfyniad Arddull Chicago

Gómez Calderón , Natalia, Javier Ernesto Rodríguez Yáñez, y Edwin Fabián Fernández Fernández. Greenhouse Gases Emitted By Agricultural Vehicles in Costa Rica. 2021.

Dyfyniad MLA

Gómez Calderón , Natalia, Javier Ernesto Rodríguez Yáñez, y Edwin Fabián Fernández Fernández. Greenhouse Gases Emitted By Agricultural Vehicles in Costa Rica. 2021.

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