Sulasiwi, Intan Febry, Supriyono Koes Handayanto, and Wartono Wartono. “ksplorasi eterampilan elf-irected earning (SDL) iswa MA: escriptive esearch tudy”. Momentum: Physics Education Journal 3, no. 1 (June 25, 2019): 42–52. ccessed July 22, 2024. http://ejournal.unikama.ac.id/index.php/momentum/article/view/3345.