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Grace L. Duffy

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The certified quality improvement associate handbook : basic quality principles and practices
The quality improvement handbook
The ASQ Certified Six Sigma Yellow Belt Study Guide
The ASQ Certified Six Sigma Yellow Belt Study Guide
Human-Centered Lean Six Sigma Creating a Culture of Integrated Operational Excellence
Quality Function Deployment and Lean-six Sigma Applications in Public Health
Quality Function Deployment and Lean Six Sigma Applications in Public Health