| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Reports to the 6th European Congress for Labour Law and Social Security: Warsaw, 13-17 September 1999 | 978-83-87367-7O-1 (83-87367-7O-2) | 1999 |
J.B. · Jerzy Buzek · Jerzy Buzek, MichaĹ Kleiber, Henryk Samsonowicz, prof. Franciszek Ziejka, Leszek Szurkowski Lech WaĹÄsa