SINUHAJI, Desvinna; GINTING, Fiber Yun Almanda; SEMBIRING , Jenita Anjani. The Effectiveness of Using Picture Series Media on Students’ Writing Skills in Narrative Text at SMP St. Petrus Medan. Jurnal Educatio FKIP UNMA, [S. l.], v. 12, n. 2, p. 353–359, 2026. DOI: 10.31949/educatio.v12i2.18795. Disponível em: https://www.ejournal.unma.ac.id/index.php/educatio/article/view/18795. Acesso em: 10 aug. 2026.