Hassan, J. J. and Hamzah, M. (2020) “Halangan-halangan pengurusan sekolah rendah dalam mewujudkan sekolah berkesan di zon utara (Perlis, Kedah dan Pulau Pinang): Tindakan dan keperluan Guru Besar dan guru-guru Penolong Kanan menanganinya: The Primary School Management Obstacles in Establishing Effective School in the Northern Zone (Perlis, Kedah and Pulau Pinang): Actions and the Needs of the Headmasters”, Jurnal Pendidikan Bitara UPSI, 13(2), pp. 12–28. doi: 10.37134/bitara.vol13.2.2.2020.