عبد الهادي أحمد عبد الكريم. The impact of educational supervision on the professional performance of secondary school teachers in Arab schools in ANjamena. Journal of Human Sciences, [S. l.], v. 17, n. 2, 2018. DOI: 10.51984/johs.v17i2.502. Disponível em: https://sebhau.edu.ly/journal/johs/article/view/502. Acesso em: 4 may. 2024.