Book about IBA /in Polish/:
OTOP has prepared three publications (in 1994, 2004 and 2010), which comprehensively describe all the bird sites in Poland.
The last publication, issued in 2010, indicates 174 areas in Poland that meet IBA bird site criteria.
Instrukcja monitoringu ostoi ptaków dla opiekunów ostoi (PDF)
Stan ostoi ptaków w Polsce – raport z lat 2008-20010 (PDF)