TY - CPAPER AU - E. Milewska TI - MANAGEMENT OF COMPLAINTS BY A POLISH MANUFACTURER OF FISCAL DEVICES T2 - 4th International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM 2017 PY - 2017 SP - 599 EP - 606 DO - 10.5593/sgemsocial2017/15/S05.075 PB - STEF92 Technology ER -