APA (7 वां संस्करण) प्रशस्ति पत्र
Caldwell, C., Butler, G., & Poston, N. (2009). Lean-Six Sigma for healthcare: A senior leader guide to improving cost and throughput (Second edition.). ASQ Quality Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Caldwell, Chip, Greg Butler, और Nancy Poston. Lean-Six Sigma for Healthcare: A Senior Leader Guide to Improving Cost and Throughput. Second edition. Milwaukee, Wisconsin: ASQ Quality Press, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Caldwell, Chip, et al. Lean-Six Sigma for Healthcare: A Senior Leader Guide to Improving Cost and Throughput. Second edition. ASQ Quality Press, 2009.
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