The policy of Vocational Training in the Algerian Public Economic Institution - The Pipe Industry Institution (ALFAPIPE) in Ghardaia as a Model. El-Wahat Journal for Research and Studies, [S. l.], v. 15, n. 2, 2023. Disponível em: https://elwahat.univ-ghardaia.edu.dz/article/view/1354. Acesso em: 17 feb. 2026.