H-Bar Enterprises · Trend Factor Press
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Lean Proposal Development: The Lean Proposal Series | 978-0-9818669-4-9 | 2008 | Ray Etter |
| Negative Nine | 978-0-7639-0719-8 | 2008 | Sabrina L. M. Vanderbilt |
| Negative Nine: The Early Math Series (Book 1) | 978-0-9818669-1-8 | 2008 | " |
| The Lean Proposal Quick Start Guide | 978-0-9818669-0-1 | 2008 | Ray Etter |
| Zero, Zero Everywhere!: The Early Math Series | 978-0-9818669-2-5 | 2008 | Sabrina L. M. Vanderbilt |
A.C. · A. K. · A. S. · Amy C. · C.S. · K. C. · K S