ยุทธวงศ์ น. THE ETHICAL LEADERSHIP OF SECONDARY SCHOOL PRINCIPALS IN MUANG DISTRICT, TAK PROVINCE. Pathumthani University Academic Journal, [S. l.], v. 12, n. 2, p. 222–233, 2020. Disponível em: https://so05.tci-thaijo.org/index.php/ptujournal/article/view/246281. Acesso em: 20 apr. 2024.