OLUNUGA O.A.; ADEKOYA A. G. Customer Relationship Management and Marketing Performance of Nigerian Commercial Banks. Gusau International Journal of Management and Social Sciences, [S. l.], v. 4, n. 2, p. 14, 2021. Disponível em: https://www.gijmss.com.ng/index.php/gijmss/article/view/50. Acesso em: 21 aug. 2026.