Six sigma :
Zinkgraf, Stephen A. 1948-
Six sigma : the first 90 days / Stephen A. Zinkgraf ; with contributions from Sigma Breakthrough Technologies, Inc., Instantis, Inc., and Peak Performance Consulting Corporation. - Upper Saddle River : Prentice Hall, c2006. - xxi, 382 p. : ill. ; 25 cm.
Includes index.
0131687409
2005036553
Six sigma (Quality control standard)
HD62.15 / .Z57 2006
658.4/013
Six sigma : the first 90 days / Stephen A. Zinkgraf ; with contributions from Sigma Breakthrough Technologies, Inc., Instantis, Inc., and Peak Performance Consulting Corporation. - Upper Saddle River : Prentice Hall, c2006. - xxi, 382 p. : ill. ; 25 cm.
Includes index.
0131687409
2005036553
Six sigma (Quality control standard)
HD62.15 / .Z57 2006
658.4/013