Salsabila Erliani, Nadia Sabrina Siregar, Abdul Fattah Nasution. THE EFFECTIVENESS OF USING LEARNING MEDIA IN THE DIGITAL ERA AT SMK N 1 PERCUT SEI TUAN SCHOOL. CES [Internet]. 2024 Feb. 29 [cited 2026 Jun. 27];2(1). Available from: https://cemarajournal.com/journal/index.php/ces/article/view/65