Simanungkalit, Hotnola, Bernike Anggita Damanik, and Rudiarman Purba. “The Influence of Collaborative Learning on Students’ Writing Skills in Descriptive Text of The Eleventh Grade”. Jurnal Ilmu Sosial dan Humaniora 4, no. 1 (January 31, 2026): 161–176. Accessed April 18, 2026. https://putrapublisher.org/ojs/index.php/isihumor/article/view/1402.