2024. THE EFFECTIVENESS OF SCHOOL PRINCIPAL LEADERSHIP IN ENHANCING TEACHER PROFESSIONAL COMPETENCE AT SMK MIFTAHUL ULUM TUMPENG WONOSARI, BONDOWOSO. Evaluasi: Jurnal Manajemen Pendidikan Islam. 8, 2 (Sep. 2024), 159–176. DOI:https://doi.org/10.32478/k4j59893.