APA (7th ed.) Citation

(1968). Nutrient requirements of sheep (4. rev. ed.). National Acad. of Sciences.

Chicago Style (17th ed.) Citation

Nutrient Requirements of Sheep. 4. rev. ed. Washington, DC: National Acad. of Sciences, 1968.

MLA (9th ed.) Citation

Nutrient Requirements of Sheep. 4. rev. ed. National Acad. of Sciences, 1968.