United States. Department of Agriculture. Office of the Secretary & Woodward, T. E. (1931). Production of dairy cows as affected by frequency and regularity of milking and feeding. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and T. E. Woodward. Production of Dairy Cows as Affected by Frequency and Regularity of Milking and Feeding. Washington: U.S. GPO, 1931.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and T. E. Woodward. Production of Dairy Cows as Affected by Frequency and Regularity of Milking and Feeding. U.S. GPO, 1931.
Warning: These citations may not always be 100% accurate.