Six Sigma Best Practices: A Guide to Business Process Excellence for Diverse Industries Reviews Jul 26, 2012
Certified Six Sigma Green Belt Exam Flashcard Study System: CSSGB Test Practice Questions &… Mar 2, 2012
Lean Six Sigma and Minitab: The Complete Toolbox Guide for All Lean Six Sigma Practitioners (3rd… Feb 4, 2012
2012 Black Belt Six Sigma Comprehensive Study Guide; Certified Six Sigma Black Belt Reference and… Jan 3, 2012