| title | media type | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|---|
| Personal Development for Smart People: The Conscious Pursuit of Personal Growth | Paperback | 978-1-4019-2276-4 (1-4019-2276-7) | 2009 |
| Personal Development for Smart People: The Conscious Pursuit of Personal Growth | Hardcover | 978-1-4019-2275-7 (1-4019-2275-9) | 2008 |