Cita APA (7th ed.)
ebrary, Inc, Freeman, R. B., & Ichniowski, C. (1988). When public sector workers unionize. University of Chicago Press.
Cita Chicago (17th ed.)
ebrary, Inc, Richard B. Freeman, i Casey Ichniowski. When Public Sector Workers Unionize. Chicago: University of Chicago Press, 1988.
Cita MLA (9th ed.)
ebrary, Inc, et al. When Public Sector Workers Unionize. University of Chicago Press, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.