APA (7th ed.) Citation

United States. Department of Agriculture. Office of the Secretary. (1931). Crop rotation and tillage experiments at San Antonio (Tex.) Field Station. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Agriculture. Office of the Secretary. Crop Rotation and Tillage Experiments at San Antonio (Tex.) Field Station. Washington: U.S. GPO, 1931.

MLA (9th ed.) Citation

United States. Department of Agriculture. Office of the Secretary. Crop Rotation and Tillage Experiments at San Antonio (Tex.) Field Station. U.S. GPO, 1931.