Ramos Veintimilla, R. A. (2003). Fractioning of soil organic carbon in three types of land uses on cattle farMON in San Miguel de Barranca, Puntarenas-Costa Rica.
Čikaški stil citiranjaRamos Veintimilla, Raúl A. Fractioning of Soil Organic Carbon in Three Types of Land Uses On Cattle FarMON in San Miguel De Barranca, Puntarenas-Costa Rica. 2003.
MLA način citiranjaRamos Veintimilla, Raúl A. Fractioning of Soil Organic Carbon in Three Types of Land Uses On Cattle FarMON in San Miguel De Barranca, Puntarenas-Costa Rica. 2003.
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