APA引文

United States. Bureau of Labor Statistics. (1970). A brief history of the American labor movement (4th ed.). Govt. Pr..

Chicago Style (17th ed.) Citation

United States. Bureau of Labor Statistics. A Brief History of the American Labor Movement. 4th ed. Wash.: Govt. Pr., 1970.

MLA引文

United States. Bureau of Labor Statistics. A Brief History of the American Labor Movement. 4th ed. Govt. Pr., 1970.