Lemus Riveros, C. F., & González Santos, W. (2020). Analysis of the Sustainability of Coffee Producing Farms in the Province of Guanentá, Santander. Universidad Pedagógica y Tecnológica de Colombia.
Čikaški stil citiranja (17. izdanje)Lemus Riveros, Carlos Felipe, i Wilson González Santos. Analysis of the Sustainability of Coffee Producing Farms in the Province of Guanentá, Santander. Universidad Pedagógica y Tecnológica de Colombia, 2020.
MLA način citiranja (9. izdanje)Lemus Riveros, Carlos Felipe, i Wilson González Santos. Analysis of the Sustainability of Coffee Producing Farms in the Province of Guanentá, Santander. Universidad Pedagógica y Tecnológica de Colombia, 2020.
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