Yap, William, Siti Nurhaliza, and Rosinta Romauli Situmeang. “Price, Product Quality and Service Quality on Customer Satisfactionin Purchasing at PT. Puri Wira Mahkota Medan”. Jurnal Mantik 4, no. 4 (January 5, 2021): 2376-2381. Accessed May 21, 2026. https://iocscience.org/ejournal/index.php/mantik/article/view/1166.