APA (7th ed.) Citation

U. S. Bureau of labor statistics & Stewart, E. M. (1926). Handbook of American trade-unions. October, 1926. Govt. print. off.

Chicago Style (17th ed.) Citation

U. S. Bureau of labor statistics and Estelle May Stewart. Handbook of American Trade-unions. October, 1926. Washington: Govt. print. off, 1926.

MLA (9th ed.) Citation

U. S. Bureau of labor statistics and Estelle May Stewart. Handbook of American Trade-unions. October, 1926. Govt. print. off, 1926.