APA (7th ed.) Citation

United States. Office of Cooperative Extension Work. (1928). Relationship of Extension Service to farmers' cooperative associations. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Office of Cooperative Extension Work. Relationship of Extension Service to Farmers' Cooperative Associations. Washington: [publisher not identified], 1928.

MLA (9th ed.) Citation

United States. Office of Cooperative Extension Work. Relationship of Extension Service to Farmers' Cooperative Associations. [publisher not identified], 1928.