UMMI. THE EFFECT OF AUTHENTIC MATERIALS ON STUDENTS’ LISTENING PROCEDURAL TEXT ABILITY OF THE 2018/2019 NINTH YEAR STUDENTS AT SMP SWASTA DEWANTARA PUTRA SEBERTUNG. Serunai : Jurnal Ilmiah Ilmu Pendidikan, [S. l.], v. 3, n. 2, p. 86–95, 2018. Disponível em: https://www.ejournal.stkipbudidaya.ac.id/index.php/serunai/article/view/34. Acesso em: 14 nov. 2026.