National Research Council. Committee on Animal Nutrition & National Academy of Sciences. (1968). Nutrient requirements of sheep (4th rev. ed.). National Academy of Sciences.
Chicago Style (17th ed.) CitationNational Research Council. Committee on Animal Nutrition and National Academy of Sciences. Nutrient Requirements of Sheep. 4th rev. ed. Washington, D.C.: National Academy of Sciences, 1968.
MLA (8th ed.) CitationNational Research Council. Committee on Animal Nutrition and National Academy of Sciences. Nutrient Requirements of Sheep. 4th rev. ed. National Academy of Sciences, 1968.
Warning: These citations may not always be 100% accurate.