KHOIRUL. Factors Influencing Sharia Economics Students’ English Language Proficiency at IAIN Pontianak. Serunai : Jurnal Ilmiah Ilmu Pendidikan, [S. l.], v. 10, n. 2, 2024. Disponível em: https://www.ejournal.stkipbudidaya.ac.id/index.php/serunai/article/view/1481. Acesso em: 8 nov. 2026.