Six Sigma Handbook .-3 .-978-0-07-107084-3
Pyzdek,T. & Keller,P.A.
Six Sigma Handbook .-3 .-978-0-07-107084-3 - TMH, New Delhi
978-0-07-107084-3
Six Sigma Handbook .-3 .-978-0-07-107084-3 - TMH, New Delhi
978-0-07-107084-3