UMEH, Callista Onwuadiebere; VANDEH, Christopher M.; ELEMUKAN, Isaiah S.. Effects of Sawmill Machine Noise on Hearing Levels and English Language Performance of Students in Technical Colleges, Plateau State, Nigeria. NIU Journal of Humanities, [S.l.], v. 4, n. 2, p. 125-133, july 2019. ISSN 3007-1712. Available at: <https://kampalajournals.ac.ug/ojs/index.php/niuhums/article/view/555>. Date accessed: 10 june 2026.