APA (7th ed.) Citation

United States. Department of Agriculture. Office of the Secretary. (1924). Extension work in plant pathology, 1923. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Agriculture. Office of the Secretary. Extension Work in Plant Pathology, 1923. Washington: U.S. GPO, 1924.

MLA (9th ed.) Citation

United States. Department of Agriculture. Office of the Secretary. Extension Work in Plant Pathology, 1923. U.S. GPO, 1924.

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