Παραπομπή APA
Williamson, S. T. 1., & Harris, H. d. 1. (1945). Trends in collective bargaining: A summary of recent experience. New York: The Twentieth Century Fund.
Παραπομπή Chicago StyleWilliamson, S. T. 1891-, and Herbert d. 1974 Harris. Trends in Collective Bargaining: A Summary of Recent Experience. New York: The Twentieth Century Fund, 1945.
Παραπομπή MLAWilliamson, S. T. 1891-, and Herbert d. 1974 Harris. Trends in Collective Bargaining: A Summary of Recent Experience. New York: The Twentieth Century Fund, 1945.
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