ABRAHAM MUSA PETER; BOSEDE BETTY JULIUS. AN IMPACT ASSESSMENT OF MANPOWER DEVELOPMENT ON PRODUCTIVITY IN THE KOGI STATE CIVIL SERVICE COMMISSION, 2011 – 2015. Zamfara Journal of Politics and Development, [S. l.], v. 3, n. 2, p. 9, 2022. Disponível em: https://zjpd.com.ng/index.php/zjpd/article/view/92. Acesso em: 28 oct. 2026.