Rijal, M. Khoirur, and Mahanani Tri Asri. 2024. “Antibacterial Activity Test of the Combination of Psidium Guajava Leaves Extract and Citrus Aurantifolia Juice on The Growth of Propionibacterium Acnes”. LenteraBio : Berkala Ilmiah Biologi 13 (2):279-88. https://doi.org/10.26740/lenterabio.v13n2.p279-288.