AL MUNAWAR, A. M.; AFRIZAL, A.; NASUTION, L. E. . Pengaruh kualitas layanan dan harga terhadap keputusan pembelian di Toko Amanah Grosir Perhiasan Medan. Jurnal Minfo Polgan, [S. l.], v. 15, n. 1, p. 415-425, 2026. DOI: 10.33395/jmp.v15i1.16111. Disponível em: https://jurnal.polgan.ac.id/index.php/jmp/article/view/16111. Acesso em: 25 may. 2026.