Castillo, A. R., & Beever, D. E. (1999). Improving nitrogen utilisation in dairy cows.
Chicago Style (17th ed.) CitationCastillo, Alejandro R., and David E. Beever. Improving Nitrogen Utilisation in Dairy Cows. Reading, 1999.
MLA (9th ed.) CitationCastillo, Alejandro R., and David E. Beever. Improving Nitrogen Utilisation in Dairy Cows. 1999.