The Six Sigma Way: How GE, Motorola, and Other Top Companies are Honing Their PerformancePeter Pande, Robert Neuman, Roland CavanaghApril 27, 2000
The Lean Six Sigma Pocket Toolbook: A Quick Reference Guide to 70 Tools for Improving Quality and SpeedMichael George, John Maxey, David Rowlands, Malcolm UptonSeptember 22, 2004