National Research Council. (2001). Nutrient requirements of dairy cattle (7. ed., revisada.). Washington, D.C.: National Academy.
Chicago Style CitationNational Research Council. Nutrient Requirements of Dairy Cattle. 7. ed., revisada. Washington, D.C.: National Academy, 2001.
MLA CitationNational Research Council. Nutrient Requirements of Dairy Cattle. 7. ed., revisada. Washington, D.C.: National Academy, 2001.
Warning: These citations may not always be 100% accurate.