| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Look Forward Beyond Lean And Six Sigma: A Self-perpetuating Enterprise Improvement Method | 978-1-932159-46-2 (1-932159-46-O) | 2005 | Robert Dirgo |
D D · Dr. D · R.D. · R. T. · Robert D. · Robert Dirgo · Robert T. · Robert T. Dirgo · T. D.