EFFECTIVENESS OF E-LEARNING SYSTEM “Kalam.umi.ac.id” FOR ENGLISH EDUCATION STUDENTS UMI. Karya Ilm. Mhs. [Internet]. 2026 Jul. 20 [cited 2026 Jul. 26];3(3):324-30. Available from: https://jurnal.fs.umi.ac.id/index.php/KIMA/article/view/249