MUHAMMAD JUNAID ZAFAR; MALAIKA SARFARAZ KHAN; QURA-TUL-AIN SAJJAD; ROBINA SHAKIL. A COMPARATIVE ANALYSIS OF DUOLINGO AND BABBEL IN ENHANCING UNDERGRADUATE STUDENTS’ LANGUAGE COMPREHENSION: A USES AND GRATIFICATIONS THEORY PERSPECTIVE. International Premier Journal of Languages & Literature, [S. l.], v. 4, n. 3 (s2), p. 540–554, 2026. Disponível em: https://ipjll.com/ipjll/index.php/journal/article/view/672.. Acesso em: 27 jul. 2026.