Jarmołowicz, Wacław, and Magdalena Knapińska. “Labor Market Policy in Polish Regions on the Basis of the Wielkopolska and Warmia and Mazury Regions (in the Years 2011–2016)”. Olsztyn Economic Journal 13, no. 1 (February 12, 2018): 5–18. Accessed May 6, 2024. https://czasopisma.uwm.edu.pl/index.php/oej/article/view/14.