| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2004 | 978-0-9722914-0-8 | Robert Cantrell | Understanding Sun Tzu on the Art of War |
| 2008 | 978-0-9722914-1-5 | Robert L. Cantrell | The Sales Strategy Fundamentals |
| 2004 | 978-0-9722914-8-4 | Robert Cantrell | Art of War: Sun Tzu Strategy Card Deck: 54 Winning Strategies |