Wach-Kąkolewicz, Anna. “Class Evaluation As an Instrument of Improving the Quality of Education at the Poznań University of Economics - Research, Reflection, and Directions for Change”. Studia Oeconomica Posnaniensia 3, no. 5 (May 31, 2015): s. 45–63. Accessed September 3, 2026. https://journals.ue.poznan.pl/soep/article/view/3942.