Grzegorz Kowalczyk ยท Stanislaw Kowalczyk, Grzegorz Trawinski Marian Dabrowski
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Word 2010 PL | 978-83-246-2683-0 (83-246-2683-2) | 2010 |
| Word 2013 PL Cwiczenia praktyczne | 978-83-246-7492-3 (83-246-7492-6) | 2013 |
| Word 2013 PL Kurs | 978-83-246-7544-9 (83-246-7544-2) | 2013 |