IRFAN ULLAH KHAN; AZIZ JAVAD; ASIF ALI KHAN; MUHAMMAD SAQIB KHAN. EFL LEARNERS’ PERCEPTIONS REGARDING WHATSAPP USE IN ENGLISH LANGUAGE LEARNING PROFICIENCY DEVELOPMENT AT UNIVERSITY LEVEL. Academic Journal of Social Sciences, [S. l.], v. 4, n. 4, 2026. DOI: 10.54692/ajss.2020.441126. Disponível em: https://ojs.lgu.edu.pk/index.php/ajss/article/view/232. Acesso em: 11 oct. 2026.