| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| New Voices 1 Zeszyt do jezyka angielskiego | 978-83-7621-502-0 (83-7621-502-7) | 2015 |
| Voices 1 Students Book CD | 978-83-7621-031-5 (83-7621-031-9) | 2011 |
B C · B. M. · Ben M. · M.C. · W. B · W. Ben · W.C. · W. M. · WETZ B