Ma’rufARK, PaputunganF. Description of Appropriate Use of E-Letters for Higher Education: Deskripsi Penggunaan E-Letter yang Sesuai untuk Perguruan Tinggi. JIMB [Internet]. 2023May7 [cited 2024Nov.13];11(2):102-10. Available from: https://journals.ubmg.ac.id/index.php/JIMB/article/view/1336