Rabia Naz, Dr. Rasib Mahmood, and Aqsa Atta. “Modality in the Selected Continents Airlines’ COVID-19 Instructions: A Corpus-Based Study”. Journal of Management Practices, Humanities and Social Sciences 6, no. 1 (January 22, 2022): 72-87. Accessed March 12, 2025. https://global-jws.com/ojs/index.php/jmphss/article/view/122.