Hilgert, R. L., & Schoen, S. H. (1993). Cases in collective bargaining and industrial relations: A decisional approach (7th.ed.). IRWIN.
Lua i Stíl Chicago (17ú heag.)Hilgert, Raymond L., agus Sterling H. Schoen. Cases in Collective Bargaining and Industrial Relations: A Decisional Approach. 7th.ed. Illinois: IRWIN, 1993.
Lua MLA (9ú heag.)Hilgert, Raymond L., agus Sterling H. Schoen. Cases in Collective Bargaining and Industrial Relations: A Decisional Approach. 7th.ed. IRWIN, 1993.
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