LUMBANRAJA, B.; PANGARIBUAN, J. J. PRINCIPALS’ COMPETENCIES AND TEACHERS’ JOB SATISFACTION AT DON BOSCO SCHOOLS UNDER THE CENTRAL FOUNDATION IN MANADO: BASIS FOR ENHANCEMENT PROGRAM FOR SCHOOL PRINCIPALS. Journal of Classroom Action Research , [S. l.], v. 1, n. 2, p. 50–68, 2022. DOI: 10.52622/jcar.v1i2.104. Disponível em: https://journal.eltaorganization.org/index.php/jcar/article/view/104. Acesso em: 22 apr. 2026.