Rusman, L. et al. 2023. Pengaruh Kualitas Produk Gula Merah Ampera Terhadap Keputusan Pembelian Konsumen Di Kecamatan Pagimana: Effect Of The Quality Of Ampera Brown Sugar Products On Consumer Purchasing Decisions In Pagimana Subdistrict. Jurnal Ilmiah Produktif. 9, 1 (Jan. 2023), 15–19. DOI:https://doi.org/10.56072/jip.v9i1.320.