Nurjanah, Siti, et al. “Evaluasi Penerapan Good Manufacturing Practice Dan Sanitation Standard Operating Procedure Pada Rumah Pemotongan Hewan Unggas Di Bogor”. Jurnal Ilmu Pertanian Indonesia, vol. 26, no. 1, Dec. 2020, pp. 60-68, https://doi.org/10.18343/jipi.26.1.60.