ADEWALE, Odunayo Henry. INTERNAL CONTROL SYSTEM: A MANAGERIAL TOOL FOR PROPER ACCOUNTABILITY A CASE STUDY OF NIGERIA CUSTOMS SERVICE. European Scientific Journal, ESJ, [S. l.], v. 10, n. 13, 2014. DOI: 10.19044/esj.2014.v10n13p%p. Disponível em: https://test.eujournal.org/index.php/esj/article/view/3353. Acesso em: 19 apr. 2025.