MUBARAK, Z. MANAGERIAL COMPETENCIES OF PRINCIPALS AND THE INTERNATIONAL ORGANIZATION FOR STANDARDIZATION ISO 9001:2000 IN IMPROVING THE TEACHER WORK DISCIPLINE. JKP | Jurnal Kepemimpinan Pendidikan, [S. l.], v. 2, n. 2, p. 287–307, 2019. DOI: 10.22236/jkpuhamka.v2i2.4867. Disponível em: https://journal.uhamka.ac.id/index.php/jkp/article/view/4867. Acesso em: 22 dec. 2024.