Somantri, Oman, Taufiq Abidin, Sena Wijayanto, Dega Surono Wibowo, and Dairoh Dairoh. “Peningkatan Kompetensi Guru Melalui Pelatihan Keterampilan Pembuatan E-Presentation”. Jurnal SOLMA 8, no. 2 (October 21, 2019): 219-228. Accessed November 30, 2021. https://journal.uhamka.ac.id/index.php/solma/article/view/3245.