Alhaj, Ali Albashir Mohammed, Dina Ali Abdalla Ali, Majda Babiker Ahmed, and Eman Mahmoud Ibrahim Alian. 2020. “The Effects of Age Factor on Learning English Language: A Case Study of Sudanese Private and Public Secondary Schools in Khartoum State, Sudan”. International Journal of Linguistics, Literature and Translation 3 (9): 148-55. https://doi.org/10.32996/ijllt.2020.3.9.16.