Qaisar Hayat Khattak, Javeria Naz, Tahira Khattak. The Impact of English Language Usage by Pakistani Companies in Advertisement and Its Influence on Customer Perception on Product and Services. GUMAN [Internet]. 2024Jul.31 [cited 2024Oct.16];7(3):138-52. Available from: https://guman.com.pk/index.php/GUMAN/article/view/826