ODO, M. I. Managerial techniques required of principals of technical and vocational colleges for quality assurance and skill acquisition. Jurnal Pendidikan Teknologi Kejuruan, Padang, Indonesia, v. 6, n. 1, p. 9–17, 2023. DOI: 10.24036/jptk.v6i1.28523. Disponível em: https://jptk.ppj.unp.ac.id/index.php/jptk/article/view/285. Acesso em: 21 nov. 2024.