Suwardi E, Taat MS, Talip R, Paimin MS. VALIDATING AN INSTRUCTIONAL COMPETENCY MODEL FOR ASSISTANT HEADTEACHERS: PRELIMINARY EVIDENCE FROM A PILOT STUDY USING CFA AND SEM. JISTM [Internet]. 2025 Sep. 30 [cited 2026 Nov. 15];10(40). Available from: https://www.gaexcellence.com/index.php/jistm/article/view/6185