APA (7th ed.) Citation

United States. Department of Agriculture. Office of the Secretary. (1904). Barnyard manure: Revision of Farmers' Bulletin No. 21. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Agriculture. Office of the Secretary. Barnyard Manure: Revision of Farmers' Bulletin No. 21. [Washington]: GPO, 1904.

MLA (9th ed.) Citation

United States. Department of Agriculture. Office of the Secretary. Barnyard Manure: Revision of Farmers' Bulletin No. 21. GPO, 1904.

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