Sahib, R., N. Nasrullah, and N. Arfiani. “The Traits of Efficacious and Inefficacious EFL Teachers Based on Students’ Insight”. JELITA, Vol. 1, no. 1, Jan. 2020, pp. 1-9, https://jurnal.stkipmb.ac.id/index.php/jelita/article/view/35.