Luttiyana, Titis, and Yuli Hariyati. “EFISIENSI PENGGUNAAN INPUT DAN SKALA PRODUKSI USAHATANI KOMODITAS KAKAO DI KECAMATAN UDANAWU KABUPATEN BLITAR”. Jurnal Agribisnis Indonesia (Journal of Indonesian Agribusiness) 7, no. 1 (July 10, 2019): 53-62. Accessed April 25, 2024. https://journal.ipb.ac.id/index.php/jagbi/article/view/26678.