Fibriyanti I, Kuswara H. Pengaruh Promosi dan Kualitas Produk terhadap Keputusan Pembelian Produk Yosan pada Konsumen PT Mustika Manis Utama : The Influence of Promotion and Product Quality on Yosan Product Purchase Decisions on Consumers PT Mustika Manis Utama. JMAC [Internet]. 2026 Jul. 26 [cited 2026 Sep. 3];1(2):320-33. Available from: https://ejournal.ceproksi.id/jmac/article/view/51