E.H. · E.T. · T.H. · T. Harv Eker
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Bogaty albo biedny. Po prostu rozni mentalnie | 978-83-62304-65-3 (83-62304-65-0) | 2012 |
| Secrets of the Millionaire Mind: Mastering the Inner Game of Wealth | 978-0-06-133645-4 (0-06-133645-9) | 2000 |