Khoirun Nafik, Ilham, et al. “Analisis Keuntungan Pedagang Ayam Broiler Di Kecamatan Karanggeneng Kabupaten Lamongan”. International Journal of Animal Science, vol. 3, no. 02, Mar. 2020, pp. 55-62, doi:10.30736/ijasc.v3i02.17.