Sinaga, A. R. . “The Effect of Teaching Methods on Students’ Achievements in Narrative and Report Text in SMA Negeri 1 Dolok Pardamean”. Journal of English Teaching As a Foreign Language, vol. 1, no. 2, Dec. 2015, pp. 77-94, https://ejournal.uhn.ac.id/index.php/jetafl/article/view/315.