| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| New English-Polish and Polish-English Dictionary | 978-83-7156-780-3 (83-7156-780-4) | 2001 | Z. Saloni |
| New English-Polish and Polish-English Wizard | 978-83-7156-534-2 (83-7156-534-8) | 1997 | Z. Sazoni |
Adam Sumera Tadeusz Piotrowski · K. T. (red. ) Piotrowski · Mark Edward Thomas Piotrowski · T.P · Tadeusz Piotrowski · Taneusz Piotrowski · Thaddeus Piotrowski · Trela Jerzy, Piotrowski Pawel Piotrowski Kacper · Trojan Eleonora Piotrowski Julian