BOJANOWSKA, A. Improving the competitiveness of enterprises through effective customer relationship management. Ekonomia i Prawo. Economics and Law, [S. l.], v. 16, n. 4, p. 359–370, 2017. DOI: 10.12775/EiP.2017.025. Disponível em: https://apcz.umk.pl/EiP/article/view/EiP.2017.025. Acesso em: 16 jul. 2024.