Sulastri S, Sahari S, Ayu Sulastri A, Kasmah K. Transformation of Principals’ Leadership in Improving Teacher Professionalism and Classroom Management Effectiveness. Didaktika [Internet]. 2023 Dec. 28 [cited 2026 May 26];17(2):146-5. Available from: http://jurnal.iain-bone.ac.id/index.php/didaktika/article/view/9113