Nurhanifah, Nurhanifah, Muhammad Yasir Halomoan Nasution, and Ardiansyah Ardiansyah. “SISTEM KOMUNIKASI KELOMPOK”. JGK (Jurnal Guru Kita) 6, no. 2 (March 12, 2022): 149–157. Accessed July 19, 2025. https://jurnal.unimed.ac.id/2012/index.php/jgkp/article/view/31988.