Dzięgiel, Andżelika, and Łukasz Luciński. “Evaluation of the Quality of Services Provided by the Polish Football Clubs”. Quality in Sport 1, no. 1 (March 30, 2015): 29–44. Accessed April 27, 2024. https://apcz.umk.pl/QS/article/view/QS.2015.003.