APA (7th ed.) Citation

Commons, J. R. (1966). History of labour in the United States. A. M. Kelley.

Chicago Style (17th ed.) Citation

Commons, John Rogers. History of Labour in the United States. New York: A. M. Kelley, 1966.

MLA (8th ed.) Citation

Commons, John Rogers. History of Labour in the United States. A. M. Kelley, 1966.