Chowdhury, S. (2001). The power of Six Sigma: An inspiring tale of how Six Sigma is transforming the way we work. Dearborn Trade.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रChowdhury, Subir. The Power of Six Sigma: An Inspiring Tale of How Six Sigma Is Transforming the Way We Work. Chicago: Dearborn Trade, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रChowdhury, Subir. The Power of Six Sigma: An Inspiring Tale of How Six Sigma Is Transforming the Way We Work. Dearborn Trade, 2001.
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