Rani, ., Ratnawaty Siata, and idris sardi. “PERSEPSI PETANI TERHADAP USAHATANI KEDELAI DI KELURAHAN SIMPANG KECAMATAN BERBAK KABUPATEN TANJUNG JABUNG TIMUR”. Jurnal Ilmiah Sosio-Ekonomika Bisnis 15, no. 2 (July 7, 2012). Accessed July 22, 2024. https://online-journal.unja.ac.id/jseb/article/view/2750.