APA (7 वां संस्करण) प्रशस्ति पत्र
Welch, K. (2005). TS 16949: Insights from a third party auditor with a process approach audit checklist. ASQ Quality Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Welch, Karen. TS 16949: Insights from a Third Party Auditor with a Process Approach Audit Checklist. Milwaukee, Wisconsin: ASQ Quality Press, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Welch, Karen. TS 16949: Insights from a Third Party Auditor with a Process Approach Audit Checklist. ASQ Quality Press, 2005.
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