Umniyatie, Siti. “Mengenal Berbagai Macam Mikroba Patogen Pencemar Pangan”. Jurnal Ilmiah WUNY 16, no. 6 (May 27, 2015). Accessed June 25, 2025. https://journal.uny.ac.id/index.php/wuny/article/view/4455.