APA način citiranja

Vargas Sobrado, D., Murillo Herrera, J., Hueckmann Voss, F., & Romero Zúñiga, J. J. (2017). Values for protein/fat ratio and milk urea nitrogen in milk from dairy cows in northern Alajuela and Heredia, Costa Rica.

Čikaški stil citiranja

Vargas Sobrado, Diana, Jaime Murillo Herrera, Frank Hueckmann Voss, i Juan José Romero Zúñiga. Values for Protein/fat Ratio and Milk Urea Nitrogen in Milk From Dairy Cows in Northern Alajuela and Heredia, Costa Rica. 2017.

MLA način citiranja

Vargas Sobrado, Diana, Jaime Murillo Herrera, Frank Hueckmann Voss, i Juan José Romero Zúñiga. Values for Protein/fat Ratio and Milk Urea Nitrogen in Milk From Dairy Cows in Northern Alajuela and Heredia, Costa Rica. 2017.

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