The Effectiveness of a Developed Unit in The Arabic Language Textbook for The Enhancement of 21st Century Skills . Journal Of Educational and Psychological Researches, [S. l.], v. 20, n. 77, p. 482–507, 2023. Disponível em: https://jperc.uobaghdad.edu.iq/index.php/jperc/article/view/1445. Acesso em: 8 may. 2025.