APA (7th ed.) Citation

U.S. Bureau of Labor Statistics. (1970). Brief history of the American labor movement. bBureau of Labor Statistics.

Chicago Style (17th ed.) Citation

U.S. Bureau of Labor Statistics. Brief History of the American Labor Movement. [Washington]: bBureau of Labor Statistics, 1970.

MLA (9th ed.) Citation

U.S. Bureau of Labor Statistics. Brief History of the American Labor Movement. bBureau of Labor Statistics, 1970.