LEADERSHIP AND SOCIO-ECONOMIC CHALLENGES IN NIGERIA. Singaporean Journal of Business Economics and Management, [S. l.], v. 1, n. (9), p. 1–8, 2013. Disponível em: http://singaporeanjbem.arabianjbmr.com/index.php/SJBEM/article/view/86. Acesso em: 25 sep. 2026.