| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Freude Im Business - Joy of Business German | 978-1-939261-73-1 (1-939261-73-2) | 2014 |
| Getting Out of Debt Joyfully | 978-1-63493-095-6 (1-63493-095-9) | 2016 |
| İşin Neşesi - Joy of Business Turkish | 978-1-63493-008-6 (1-63493-008-8) | 2015 |