Hosmah Abdu Raji, Abdul Said Ambotang. KEPIMPINAN INSTRUKSIONAL PENGETUA DAN KUALITI GURU SEKOLAH MENENGAH TS25 DI SABAH: PRINCIPAL INSTRUCTIONAL LEADERSHIP AND TEACHER QUALITY IN TS25 SECONDARY SCHOOLS IN SABAH. IJEPC [Internet]. 2025 Mar. 30 [cited 2025 Aug. 4];10(57). Available from: https://gaexcellence.com/ijepc/article/view/5077