Erik Estrada, Wilda Sari, and Heffi Christya Rahayu. “PENGARUH PERSONAL SELLING DAN SALES PROMOTION TERHADAP PURCHASE INTENTION PADA PRODUK DIABETASOL (STUDI KASUS KONSUMEN PT. KALBE NUTRITIONAL RS.SYAFIRA PEKANBARU)”. Journal of Innovation Research and Knowledge 4, no. 9 (February 12, 2025): 7075–7088. Accessed July 2, 2025. https://bajangjournal.com/index.php/JIRK/article/view/9756.