JUNGE, B.; NEGEWO, B. . A Pilot EVALUATION STUDY OF THE DIRECTORS AND SUPERVISORS SUMMER INSERVICE PROGRAM AT HAILE SELASSIE I UNIVERSITY . The Ethiopian Journal of Education, [S. l.], v. 5, n. 1, p. 70–81, 2021. Disponível em: http://ejol.aau.edu.et/index.php/EJE/article/view/1063. Acesso em: 12 jan. 2025.