Dulamit, C., & Dzulkifli, D. N. A. K. (2026). KESAHAN KONSTRUK DAN KEBOLEHPERCAYAAN INSTRUMEN SIKAP, PENGETAHUAN DAN KEMAHIRAN GURU DALAM PENGURUSAN DISIPLIN NORMA BAHARU SEKOLAH MENENGAH PEDALAMAN SABAH: CONSTRUCT VALIDITY AND RELIABILITY OF TEACHERS’ ATTITUDE, KNOWLEDGE AND SKILLS INSTRUMENT IN NEW-NORM DISCIPLINE MANAGEMENT IN RURAL SECONDARY SCHOOLS IN SABAH. INTERNATIONAL JOURNAL OF EDUCATION, PSYCHOLOGY AND COUNSELLING (IJEPC), 11(63), 1152–1164. https://doi.org/10.35631/IJEPC.1163069