Utrera, Á. R. (2015). Genetic Correlations of Days open With Milk Yield and Metabolic Weight in Holstein and Brown Swiss Cows. Universidad del Zulia.
Chicago-Zitierstil (17. Ausg.)Utrera, Ángel Ríos. Genetic Correlations of Days Open With Milk Yield and Metabolic Weight in Holstein and Brown Swiss Cows. Universidad del Zulia, 2015.
MLA-Zitierstil (9. Ausg.)Utrera, Ángel Ríos. Genetic Correlations of Days Open With Milk Yield and Metabolic Weight in Holstein and Brown Swiss Cows. Universidad del Zulia, 2015.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.