Assessment of Effective Communication Competencies Possessed by University Business Education Graduates for Successful Running of Businesses in South South Nigeria. Global Journal of Management and Business Research, [S. l.], v. 13, n. 24, p. 17–22, 2013. Disponível em: https://journalofbusiness.org/index.php/GJMBR/article/view/. Acesso em: 18 oct. 2026.