| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Six Sigma Pricing: Improving Pricing Operations to Increase Profits | 978-0-13-228852-1 (0-13-228852-4) | 2007 | ManMohan S. Sodhi |
| Six Sigma Pricing : Improving Pricing Operations to Increase Profits | 978-0-13-273677-0 (0-13-273677-2) | 2007 | " |