APA (7th ed.) Citation

Commons, J. R. (1967). Trade unionism and labor problems (Second series.). A. M. Kelley.

Chicago Style (17th ed.) Citation

Commons, John Rogers. Trade Unionism and Labor Problems. Second series. New York: A. M. Kelley, 1967.

MLA (9th ed.) Citation

Commons, John Rogers. Trade Unionism and Labor Problems. Second series. A. M. Kelley, 1967.