Exploring the Regional Languages Influence on the Perception and Confidence Levels of Undergraduate Engineering Students when Communicating in English: A Case Study at QUEST Nawab Shah, Pakistan. INTERNATIONAL JOURNAL OF HUMAN AND SOCIETY, [S. l.], v. 6, n. 01, p. 351–365, 2026. Disponível em: https://ijhs.com.pk/index.php/IJHS/article/view/927.. Acesso em: 24 sep. 2026.