Lubis, N. R., Balqis, T. dan Batubara, C. (2023) “The Influence of Halal Lebel and Product Quality on Drug Purchase Interest”, Al-Mashrafiyah (Jurnal Ekonomi, Keuangan dan Perbankan Syariah), 7(2), hlm. 28-42. doi: 10.24252/al-mashrafiyah.v7i2.39153.