Ismail, Ramlee, Siti Anis Abdul Rahman, and Marinah Awang. 2018. “Kos Ketidakberadaan Guru Dalam Bilik Darjah: Kajian Kes Di Daerah Muallim, Perak: Cost of teachers’ Absenteeism in the Classroom: A Case Study in Muallim District, Perak”. Management Research Journal 7 (December):75-85. https://doi.org/10.37134/mrj.vol7.7.2018.