“The Influence of Online Sales Promotion on Purchasing Decision Factors at PT Heri Daya Integra Karawang”. JISIP (Jurnal Ilmu Sosial dan Pendidikan) 8, no. 4 (November 1, 2024): 2359–2365. Accessed June 20, 2026. https://ejournal.mandalanursa.org/index.php/JISIP/article/view/7364.