| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Be a Great Step Parent Ty Ebk | 978-1-4441-3019-5 (1-4441-3019-6) | 2010 |
| Be a Greener Parent Ty Ebk | 978-1-4441-3033-1 (1-4441-3033-1) | 2010 |
| Wychowujemy nastolatka czyli jak byc madrym i kochajacym rodzicem | 978-83-61828-99-0 (83-61828-99-0) | 2010 |