APA (7th ed.) Citation

United States. Department of Agriculture. Office of the Secretary & Chatfield, C. (1931). Proximate composition of fresh vegetables. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Agriculture. Office of the Secretary and Charlotte Chatfield. Proximate Composition of Fresh Vegetables. Washington: U.S. GPO, 1931.

MLA (9th ed.) Citation

United States. Department of Agriculture. Office of the Secretary and Charlotte Chatfield. Proximate Composition of Fresh Vegetables. U.S. GPO, 1931.