Harefa, Ruth, W. Roessali, and K. Budiraharjo. “Komparasi Pendapatan Petani Kentang Mitra Dan Non Mitra PT Agro Lestari Merbabu Di Kecamatan Magelang”. Agroland: Jurnal Ilmu-ilmu Pertanian 29, no. 3 (November 25, 2022): 277 - 289. Accessed July 3, 2024. http://jurnal.faperta.untad.ac.id/index.php/agrolandnasional/article/view/1303.