BEŁZA-GAJDZICA, M. i GAJDZICA, Z. 2019. The educational context of the Sejm protest by people with disabilities and their families. Interdyscyplinarne Konteksty Pedagogiki Specjalnej. 25 (cze. 2019), 83–103. DOI:https://doi.org/10.14746/ikps.2019.25.04.