HARRY MIKEL. (2000). SIX SIGMA: THE BREAKTHROUGH MANAGEMENT STRATEGY....TOP CORPORATIONS. CURRENCY BOOK.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHARRY MIKEL. SIX SIGMA: THE BREAKTHROUGH MANAGEMENT STRATEGY....TOP CORPORATIONS. NEW YORK: CURRENCY BOOK, 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHARRY MIKEL. SIX SIGMA: THE BREAKTHROUGH MANAGEMENT STRATEGY....TOP CORPORATIONS. CURRENCY BOOK, 2000.
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