APA (7th ed.) Citation

Green, C. H. (1944). The headwear workers, a century of trade unionism. United hatters.

Chicago Style (17th ed.) Citation

Green, Charles H. The Headwear Workers, a Century of Trade Unionism. New York: United hatters, 1944.

MLA (9th ed.) Citation

Green, Charles H. The Headwear Workers, a Century of Trade Unionism. United hatters, 1944.