APA (7th ed.) Citation

United States. Department of Agriculture & ProQuest (Firm). (1942). Keeping livestock healthy. Yearbook of Agriculture, 1942. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Department of Agriculture and ProQuest (Firm). Keeping Livestock Healthy. Yearbook of Agriculture, 1942. Washington: [publisher not identified], 1942.

MLA (9th ed.) Citation

United States. Department of Agriculture and ProQuest (Firm). Keeping Livestock Healthy. Yearbook of Agriculture, 1942. [publisher not identified], 1942.

Warning: These citations may not always be 100% accurate.