Impact of Training Need Assessment on the Performance of Staff in Niger State Polytechnic, Zungeru. ABU Journal of Public Administration, [S. l.], v. 9, n. 1, p. 1–18, 2021. Disponível em: https://abujpa.com.ng/index.php/abujpa/article/view/24. Acesso em: 18 apr. 2026.