Hivatkozások[1] https://isj2.educv.ro/sites/default/files/Specializari%20conversie_Dunarea%20de%20Jos_Gala%C8%9Bi.pdf [2] https://isj2.educv.ro/categorie/Inspectori-%C5%9Ecolari/Inspector-de-perfec%C8%9Bionare?language=hu