Zdrojewski, Eugeniusz Z., and Weronika Toszewska-Czerniej. “Formal Education of Polish Society As a Factor Affecting Human Capital”. Olsztyn Economic Journal 11, no. 3 (September 30, 2016): 249–264. Accessed November 23, 2024. https://czasopisma.uwm.edu.pl/index.php/oej/article/view/2931.