Elfrida Nainggolan, Nurlela Petra Saragih, Jenti Sitorus. The Relationship Of Online Learning To The Quality Of Student Learning Akper HKBP Balige Year 2020. IJHET [Internet]. 2022 Jul. 6 [cited 2024 Oct. 2];1(2). Available from: https://afdifaljournal.com/journal/index.php/ijhet/article/view/12