DUMADI; HUTAPEA, Veronika; RONI; NASIRUDDIN; AFRIDAH, Nur. Pengaruh Biaya Produksi, Harga dan Biaya Promosi Terhadap Omzet Penjualan: (Studi Kasus: Industri Opak Desa Malahayu) . Journal of Accounting and Finance (JACFIN), [S. l.], v. 3, n. 1, p. 36–45, 2021. DOI: 10.46772/jacfin.v1i02.373. Disponível em: https://jurnal.umus.ac.id/index.php/jacfin/article/view/373. Acesso em: 26 feb. 2024.