TY - JOUR TI - Introduction AU - Łukasik, Joanna M. TI - Introduction AB - VL - 2016 IS - 4 (2016) PY - 2017 SN - 2353-4745 C1 - 2544-0179 SP - 7 EP - 9 UR - https://ejournals.eu/en/journal/labor-et-educatio/article/wprowadzenie-15