1.
Er(r)go R. ER(R)GO nr 18 (1/2009) / 19 (2/2009) - selekcje/teksty. ERRGO [Internet]. 2009 Jan. 1 [cited 2025 Apr. 4];(18/19). Available from: https://journals.us.edu.pl/index.php/ERRGO/article/view/2528