RITONGA, H. R. THE ANALYSIS OF STUDENTS’ PROBLEM IN SPEAKING ENGLISH AT THE GRADE XI OF SMK NEGERI PERTANIAN PEMBANGUNAN TAPANULI SELATAN. Jurnal Alfa: Penelitian, Pendidikan, dan Bahasa , [S. l.], v. 2, n. 1, 2024. Disponível em: https://jurnal.alfa-pustaka.id/index.php/jap2b/article/view/8. Acesso em: 15 aug. 2025.