Six sigma: the first 90 days/
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. - xxi, 382 pages: illustration; 25 cm.
Includes index.
9780131687400
Six sigma (Quality control standard)
Six sigma: the first 90 days/ Stephen A. Zinkgraf ; with contributions from Sigma Breakthrough Technologies, Inc., Instantis, Inc., and Peak Performance Consulting Corporation. - xxi, 382 pages: illustration; 25 cm.
Includes index.
9780131687400
Six sigma (Quality control standard)