APA (7th ed.) Citation

Watts, R. L. (1896). Onion culture. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Watts, R. L. Onion Culture. [Washington, D.C.]: U.S. Government Printing Office, 1896.

MLA (9th ed.) Citation

Watts, R. L. Onion Culture. U.S. Government Printing Office, 1896.