Dyfyniad APA

Evans, J. R. (2005). An introduction to six sigma & process improvement. Ohio: Thomson south-western.

Dyfyniad Arddull Chicago

Evans, James R. An Introduction to Six Sigma & Process Improvement. Ohio: Thomson south-western, 2005.

Dyfyniad MLA

Evans, James R. An Introduction to Six Sigma & Process Improvement. Ohio: Thomson south-western, 2005.

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