Kurniawan, Dony, 		Dotrimensi, Dotrimensi, DAN 		Cahyaningrum, Dwi.
" Development of Posters as Media to Prevent Bullying Behavior at a Junior High School in Palangka Raya" <em>Jurnal Lingua Idea</em> [Online], Volume 15 Nomor 2 (31 December 2024)