Welch, K. (2005). TS 16949: Insights from a third party auditor with a process approach audit checklist. ASQ Quality Press.
Chicago-čujuhus (17. p.)Welch, Karen. TS 16949: Insights from a Third Party Auditor with a Process Approach Audit Checklist. Milwaukee, Wisconsin: ASQ Quality Press, 2005.
MLA-čujuhus (9. p.)Welch, Karen. TS 16949: Insights from a Third Party Auditor with a Process Approach Audit Checklist. ASQ Quality Press, 2005.
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