Sudaryanto, Dwi Heri. “PROSES PEMBELAJARAN MELALUI MEDIA ELEKTRONIK (e-Learning)”. Swara Patra : Majalah Ilmiah PPSDM Migas 2, no. 1 (December 31, 2012). Accessed May 14, 2024. http://ejurnal.ppsdmmigas.esdm.go.id/sp/index.php/swarapatra/article/view/35.