POIRIER, C. C. (1993). Business Patnering For Continuous Improvement. Pfeiffer & Company.
Lua i Stíl Chicago (17ú heag.)POIRIER, Charles C. Business Patnering For Continuous Improvement. Pfeiffer & Company, 1993.
Lua MLA (8ú heag.)POIRIER, Charles C. Business Patnering For Continuous Improvement. Pfeiffer & Company, 1993.
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