| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Interface 2 Teachers Book | 978-83-7621-191-6 (83-7621-191-9) | 2014 |
| Interface 3 Students Book CD | 978-83-7621-197-8 (83-7621-197-8) | 2014 |
| Interface 4 Podrecznik wieloletni | 978-83-7621-206-7 (83-7621-206-0) | 2015 |
H. P. · P.P. · P R · P. Reilly · PATRICK PATRICIA · Patrick Reilly · R. P.