APA (7th ed.) Citation

United States. Bureau of Plant Industry & Pieters, A. J. (1918). Rotary seed harvester for crimson clover. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Bureau of Plant Industry and A. J. Pieters. Rotary Seed Harvester for Crimson Clover. Washington: U.S. GPO, 1918.

MLA (9th ed.) Citation

United States. Bureau of Plant Industry and A. J. Pieters. Rotary Seed Harvester for Crimson Clover. U.S. GPO, 1918.

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