SOCIO-PRAGMATIC EFFECTS OF CODE SWITCHING AND CODE MIXING OF ESL LEARNER UNIVERSITY STUDENTS LANGUAGE PROFICIENCY IN PAKISTAN. Contemporary Journal of Social Science Review, [S. l.], v. 3, n. 3, p. 1594–1604, 2025. DOI: 10.63878/cjssr.v3i3.1145. Disponível em: https://contemporaryjournal.com/index.php/14/article/view/1145. Acesso em: 5 nov. 2025.