Kassim, R., A. M. Zamin, and M. F. Kamaruddin. “EXPLORING THE PROBLEMS AND NEEDS OF REPEATERS IN LEARNING ESL WRITING: A CASE STDUY”. International Journal of Advanced Science and Technology, Vol. 28, no. 1, Sept. 2019, pp. 478 -7, http://sersc.org/journals/index.php/IJAST/article/view/411.