Hidayati, Diyah Nur. “How Are the Sociolinguistic Competences Applied in the English Textbook?”. SALEE: Study of Applied Linguistics and English Education 3, no. 1 (January 28, 2022): 1–12. Accessed June 17, 2026. https://ejournal.stainkepri.ac.id/index.php/salee/article/view/385.