APA引文

United States. Dept. of Labor. (1959). Farm labor fact book. Govt. Print. Office.

Chicago Style (17th ed.) Citation

United States. Dept. of Labor. Farm Labor Fact Book. Washington, D.C.: Govt. Print. Office, 1959.

MLA引文

United States. Dept. of Labor. Farm Labor Fact Book. Govt. Print. Office, 1959.