MASBAHUDDIN, Masbahuddin. SERVICE QUALITY CONTROL IN THE DEVELOPMENT OF LANGUAGE LEARNING. PROCEEDING OF INTERNATIONAL CONFERENCE ON EDUCATION, SOCIETY AND HUMANITY, [S.l.], v. 1, n. 1, p. 1240-1252, may 2023. ISSN 2986-5832. Available at: <https://ejournal.unuja.ac.id/index.php/icesh/article/view/5642>. Date accessed: 02 may 2024.