Cook, M. L., & Katz,Harry C. (1994). Regional integration and industrial relations in North America. Cornell University.
Lua i Stíl Chicago (17ú heag.)Cook, Maria Lorena, agus Katz,Harry C. Regional Integration and Industrial Relations in North America. New York: Cornell University, 1994.
Lua MLA (9ú heag.)Cook, Maria Lorena, agus Katz,Harry C. Regional Integration and Industrial Relations in North America. Cornell University, 1994.
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