Stamatis, D. H. (2003). Six sigma fundamentals: A complete guide to the system, methods and tools. Productivity press.
शिकागो स्टाइल उद्धरणStamatis, D. H. Six Sigma Fundamentals: A Complete Guide to the System, Methods and Tools. New York: Productivity press, 2003.
एमएलए उद्धरणStamatis, D. H. Six Sigma Fundamentals: A Complete Guide to the System, Methods and Tools. Productivity press, 2003.
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