HART, J.; OPARA, D. N. Leader-Member Exchange and Employee Performance: A Study of Manufacturing Firms in Port Harcourt. Nigerian Academy of Management Journal, [S. l.], v. 14, n. 2, p. 134–146, 2019. Disponível em: https://namj.tamn-ng.org/index.php/home/article/view/65. Acesso em: 8 jun. 2026.