KURNIALIS, S. .; MAHYARNI, M.; ZULHADI, T. . The Influence Of Product Quality, Service Quality And Sales Promotion On Increasing Sales According To An Islamic Economic Perspective (Case Study: UMKM Bakery in Bengkalis - Bantan District, Bengkalis Regency). Sharing: Journal of Islamic Economics Management and Business, [S. l.], v. 2, n. 2, p. 169–177, 2023. DOI: 10.31004/sharing.v2i2.21752. Disponível em: http://journal.universitaspahlawan.ac.id/index.php/sharing/article/view/21752. Acesso em: 21 nov. 2024.