TOBING, M. D.; NOVITASARI, D. Analysis of Teacher Difficulties in Teaching Comparative Writing Using E-Learning: Analisis Kesulitan Guru dalam Pengajaran Menulis Perbandingan Menggunakan E-Learning. Indonesian Journal of Education Methods Development, v. 17, n. 3, p. 10.21070/ijemd.v19i.657, 31 Aug. 2022.