Okupniak, M. 2015. Application of Block Analysis to the Study of Structure Polish Enterprises. Krakow Review of Economics and Management/Zeszyty Naukowe Uniwersytetu Ekonomicznego w Krakowie. 5(941) (Nov. 2015), 97–105. DOI:https://doi.org/10.15678/ZNUEK.2015.0941.0507.