| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Grateful Leadership: Using the Power of Acknowledgment to Engage All Your People and Achieve Superior Results | Hardcover | 978-0-07-179952-2 | 2012 |
| The Power of Acknowledgment | Audio CD | 978-0-9792153-4-6 | 2008 |
| The Power of Acknowledgment | Paperback | 978-0-9708276-4-7 | 2007 |
| The Power of Acknowledgment | Hardcover | 978-0-9792153-6-0 | 2006 |
Iil Pub New York · Intl Inst for Learning · McGraw-Hill