APA (7th ed.) Citation

Dewey, L. H. (1900). Canada thistle (Carduus arvensis (L.) Robs.). [Govt. Print. Off].

Chicago Style (17th ed.) Citation

Dewey, Lyster H. Canada Thistle (Carduus Arvensis (L.) Robs.). [Washington]: [Govt. Print. Off], 1900.

MLA (9th ed.) Citation

Dewey, Lyster H. Canada Thistle (Carduus Arvensis (L.) Robs.). [Govt. Print. Off], 1900.