Circular
APA Citation
United States. Bureau of Plant Industry. Office of Cotton, T. and Forage Crop Disease Investigations. (191819). Circular. Washington: [Govt. Print. Off.].
MLA Citation
United States. Bureau of Plant Industry. Office of Cotton, Truck and Forage Crop Disease Investigations. Circular. Washington: [Govt. Print. Off.], 191819.
Warning: These citations may not always be complete (especially for serials).