ATTAH, Bala G.; ADEBAYO, Olubukola J.. Effects of Training and Workload of Teachers’ on Achievement of Students’ in Mathematics in Senior Schools in Jos Metropolis, Plateau State, Nigeria. NIU Journal of Humanities, [S.l.], v. 3, n. 1, p. 209-218, may 2018. ISSN 3007-1712. Available at: <https://www.niujournals.ac.ug/ojs/index.php/niuhums/article/view/264>. Date accessed: 09 apr. 2026.