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