Sedik-Salam, Marwisa. “Status of Padyak Drivers in Rosary Heights, Cotabato City”. Social Sciences and Development Review 6, no. 1 (February 15, 2015): 31–38. Accessed April 24, 2025. https://publishing.pup.edu.ph/ojs/index.php/SSDR/article/view/156.