Firmansyah, Indra, and Bobby Pranata Damanik. “The Effect of Raw Material Cost and Direct Labor Cost on Selling Prices in Manufacturing Companies in the Consumer Goods Industry Sector of the Pharmaceutical Sub-Sector Listed on the Indonesia Stock Exchange”. International Journal of Science and Society 6, no. 2 (May 17, 2024): 446-457. Accessed February 9, 2025. https://ijsoc.goacademica.com/index.php/ijsoc/article/view/1162.