Westcott, R. (2005). The certified manager of quality/organizational excellence handbook (Third edition.). ASQ Quality Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Westcott, Russ. The Certified Manager of Quality/organizational Excellence Handbook. Third edition. Milwaukee, Wisconsin: ASQ Quality Press, 2005.
MLA -ийн эшлэл (9 дэх хэвлэлт)Westcott, Russ. The Certified Manager of Quality/organizational Excellence Handbook. Third edition. ASQ Quality Press, 2005.
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