“ANTIBACTERIAL ACTIVITY TEST OF BANANA PEEL ESSENTIAL OIL AGAINST ESCHERICHIA COLI (E. COLI) BACTERIA IN BIOCHEMISTRY LABORATORYUM”. 2025. SPEKTRA: Jurnal Kajian Pendidikan Sains 11 (1): 113-23. https://doi.org/10.32699/spektra.v11i1.8172.