Pranoto , H. ., & Rosmiati, M. . (2021). Tinjauan Proses Penentuan Prosedur Kadar Vitamin C Secara Kimia di PT. Tekad Mandiri Citra . Jurnal Sosial Dan Sains, 1(10), 1.204 – 1.210. https://doi.org/10.59188/jurnalsosains.v1i10.229