Purnomo, Denny, Manda Lubis, Diovianto Rakhmadani, Maliana Arum, and Muhammad Purbaya. “Efektivitas Pelatihan Digital Marketing Dalam Meningkatkan Kemampuan Dan Kinerja Penjualan Di Masa Pandemi Covid-19”. JURNAL EKSEKUTIF 18, no. 1 (July 22, 2021): 65-74. Accessed January 27, 2022. https://jurnal.ibmt.ac.id/index.php/jeksekutif/article/view/279.