Redecka, Andżelika. “The Relationship Between Efficiency and Profitability of Polish Commercial Banks”. Ruch Prawniczy, Ekonomiczny i Socjologiczny 76, no. 4 (January 1, 2014): 279–295. Accessed September 27, 2024. https://pressto.amu.edu.pl/index.php/rpeis/article/view/1864.