1.
ZAORSKA, Marzenna. The meaning of studies on speech disorders – the present state, future perspectives, challenges. Przegląd Badań Edukacyjnych (Educational Studies Review) [online]. 18 January 2014, T. 2, nr 17, s. 199–209. [accessed 29.11.2021]. DOI 10.12775/PBE.2013.020.