Dulamit, C., and D. N. A. K. Dzulkifli. “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), vol. 11, no. 63, June 2026, pp. 1152-64, doi:10.35631/IJEPC.1163069.