tjandra novia, Supriyanto. Analisis Personal Sales Promotion Terhadap Penjualan Produk di Fortunate Coffee Cemara Asri. SANISTEK [Internet]. 2023 Sep. 30 [cited 2026 May 9];3(1):5-10. Available from: https://prosiding.politeknikcendana.ac.id/index.php/sanistek/article/view/313