Okes, D. (2013). Performance metrics: The levers for process management. ASQ Quality Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOkes, Duke. Performance Metrics: The Levers for Process Management. Milwaukee, Wisconsin: ASQ Quality Press, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOkes, Duke. Performance Metrics: The Levers for Process Management. ASQ Quality Press, 2013.
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