Khadijah, Siti, Djuara P Lubis, and Rilus A Kinseng. “Komunikasi Kelompok Di Kalangan Komuter”. Jurnal Komunikasi Pembangunan 13, no. 2 (November 1, 2016). Accessed September 26, 2022. https://jurnal.ipb.ac.id/index.php/jurnalkmp/article/view/13777.