FATIHAH, Nur. DEVELOPMENT OF SCHOOL PRINCIPAL PROFESSIONALISM, THE MAIN KEY TO QUALITY EDUCATION. PROCEEDING OF INTERNATIONAL CONFERENCE ON EDUCATION, SOCIETY AND HUMANITY, [S.l.], v. 2, n. 1, p. 921-928, jan. 2024. ISSN 2986-5832. Available at: <https://ejournal.unuja.ac.id/index.php/icesh/article/view/7886>. Date accessed: 28 july 2024.