The policy of Vocational Training in the Algerian Public Economic Institution - The Pipe Industry Institution (ALFAPIPE) in Ghardaia as a Model. EJRS [Internet]. 26 févr. 2023 [cité 19 févr. 2026];15(2). Disponible sur: https://journals.univ-ghardaia.edu.dz/elwahat/article/view/1354