ONIA, Saifaldin Idris; ADAM, Abaker Yagoub. The extent to which 21stCentury Skills are included in high School Chemistry courses in Sudan. (Faculty of Arts Journal) مجلة كلية الآداب - جامعة مصراتة, [S. l.], n. 17, p. 181–156, 2021. DOI: 10.36602/faj/2021.n17.09. Disponível em: https://hit.misuratau.edu.ly/ojs/index.php/arts/article/view/105. Acesso em: 16 may. 2026.