APA (7th ed.) Citation

United States. Bureau of Plant Industry & Talbot, M. W. (1931). Control of Canada thistle. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Plant Industry and M. W. Talbot. Control of Canada Thistle. Washington: [publisher not identified], 1931.

MLA (9th ed.) Citation

United States. Bureau of Plant Industry and M. W. Talbot. Control of Canada Thistle. [publisher not identified], 1931.