APA (7th ed.) Citation

United States. Bureau of Labor Statistics. (1933). What are labor statistics for? A series of pictorial charts prepared by the Bureau of Labor Statistics for the United States Department of Labor exhibit at the Century of Progress Exposition, Chicago 1933. [s.n.].

Chicago Style (17th ed.) Citation

United States. Bureau of Labor Statistics. What Are Labor Statistics for? A Series of Pictorial Charts Prepared by the Bureau of Labor Statistics for the United States Department of Labor Exhibit at the Century of Progress Exposition, Chicago 1933. [Washington]: [s.n.], 1933.

MLA (9th ed.) Citation

United States. Bureau of Labor Statistics. What Are Labor Statistics for? A Series of Pictorial Charts Prepared by the Bureau of Labor Statistics for the United States Department of Labor Exhibit at the Century of Progress Exposition, Chicago 1933. [s.n.], 1933.