WITKOWSKA, D. DETERMINANTS OF WAGES IN POLAND. Metody Ilościowe w Badaniach Ekonomicznych, [S. l.], v. 15, n. 1, p. 192–208, 2014. Disponível em: https://qme.sggw.edu.pl/article/view/3661. Acesso em: 15 maj. 2024.