Evans, J. R. (2005). An introduction to six sigma & process improvement. Ohio: Thomson south-western.
Trích dẫn kiểu ChicagoEvans, James R. An Introduction to Six Sigma & Process Improvement. Ohio: Thomson south-western, 2005.
MLA引文Evans, James R. An Introduction to Six Sigma & Process Improvement. Ohio: Thomson south-western, 2005.
警告:這些引文格式不一定是100%准確.