MUHAMMAD ZAIN UL ISLAM; RAZA-E- MUSTAFA; AROOSHA. EXPLORING THE EFFICACY OF ONLINE LANGUAGE LEARNING TOOLS AND APPS IN IMPROVING ENGLISH PROFICIENCY AMONG PAKISTANI STUDENTS. Policy Research Journal, [S. l.], v. 3, n. 6, p. 465–469, 2025. Disponível em: https://policyrj.com/1/article/view/739. Acesso em: 2 apr. 2026.