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.
استشهاد بنمط شيكاغوVargas Sobrado, Diana, Jaime Murillo Herrera, Frank Hueckmann Voss, و 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 استشهادVargas Sobrado, Diana, Jaime Murillo Herrera, Frank Hueckmann Voss, و 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.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.