KOZAK, Sylwester. The impact of the banking sector concentration on the labour cost in Polish banks in the years 1997-2014. Management and Administration Journal, [S. l.], v. 34, n. 107, p. 69–78, 2024. DOI: 10.34739/. Disponível em: https://czasopisma.uws.edu.pl/znadministracja/article/view/3305. Acesso em: 22 dec. 2024.