Ministry of Higher Education and Scientific Research HQ 5 Avis Tripoli Ministry of Social Affairs - Bureau 10 Avis Tripoli Advanced Vocational Center for Welding Technologies 1 Avis Tripoli Libyan National Centre for Standardization and Metrology - LNCSM 5 Avis Tripoli Petroleum Training and Qualifying Institute 1 Avis Tripoli Lire la suite