DEGEBAS, A. Professional Competence and Ethics of Teachers Attributes for Quality Education in the case of PGDT in Wollega Zones. Journal of Science, Technology and Arts Research, [S. l.], v. 6, n. 1, p. 78–91, 2017. Disponível em: https://journals.wgu.edu.et/index.php/star/article/view/318. Acesso em: 23 sep. 2024.