APA (7th ed.) Citation

Smith, E. F. (1898). Black rot of cabbage. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Smith, Erwin F. Black Rot of Cabbage. [Washington, D.C.]: U.S. Government Printing Office, 1898.

MLA (9th ed.) Citation

Smith, Erwin F. Black Rot of Cabbage. U.S. Government Printing Office, 1898.