TJANDRA, Novia; SUPRIYANTO. Analisis Personal Sales Promotion Terhadap Penjualan Produk di Fortunate Coffee Cemara Asri. Prosiding Seminar Nasional Ilmu Sosial dan Teknologi, [S. l.], v. 3, n. 1, p. 5–10, 2023. Disponível em: https://prosiding.politeknikcendana.ac.id/index.php/sanistek/article/view/313. Acesso em: 9 may. 2026.