Sadkowski, Wojciech. “Calculating Quality Costs in a Selected Service Enterprise”. Krakow Review of Economics and Management/Zeszyty Naukowe Uniwersytetu Ekonomicznego w Krakowie, no. 1(985) (September 30, 2020): 103–119. Accessed September 19, 2024. https://krem.uek.krakow.pl/index.php/krem/article/view/2032.