ROMA REJEKI NAMI SARAGIH; CHRISTIAN NENI PURBA; ASIMA ROHANA SINAGA. The Effect Of Jigsaw Teachnique On Students’ Writing Skill At Eeventh Grade Of SMA Negeri 5 Pematang Siantar. Jurnal Ilmu Pendidikan dan Sosial, [S. l.], v. 2, n. 4, p. 547–555, 2023. DOI: 10.58540/jipsi.v2i4.461. Disponível em: https://www.putrapublisher.org/index.php/jipsi/article/view/461. Acesso em: 27 apr. 2026.