M.A. Suhaimi, M.A.A. Rahman, M. Awang, Z.A.Akasah, and N. Hashim, “Problems Associated with Indoor Air Quality (IAQ) in Classroom and Recommended Approaches”, Politeknik & Kolej Komuniti Journal of Social Sciences and Humanities, vol. 1, no. 1, pp. 24–30, Nov. 2018, Accessed: Nov. 24, 2024. [Online]. Available: https://app.mypolycc.edu.my/journal/index.php/PMJSSH/article/view/129