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
Conquering Complexity in Your Business: How Wal-Mart, Toyota, and Other Top Companies Are Breaking Through the Ceiling on Profits and GrowthMichael George, Stephen A. WilsonJune 21, 2004