The Study on How Students of Sunan Drajat Islamic Boarding School Improve Their English Vocabularies . Darajatuna: Interdisciplinary Journal of Islamic Studies, [S. l.], v. 1, n. 1, p. 21–27, 2025. DOI: 10.55352/darajatuna.v1i1.1653. Disponível em: https://ejournal.unsuda.ac.id/index.php/Darajatuna/article/view/1653. Acesso em: 30 apr. 2026.