POLLYN, B. S.; LEBURAH, S.; GBARALE, K. D. SERVICOM Service Charter and Service Delivery Imperatives in Federal Government MDAs. Nigerian Academy of Management Journal, [S. l.], v. 12, n. 1, p. 31–38, 2017. Disponível em: https://namj.tamn-ng.org/index.php/home/article/view/113. Acesso em: 16 apr. 2026.