Kuheba, Jefier Andrew, Joachim N.K. Dumais, and Paulus A. Pangemanan. “PERBANDINGAN PENDAPATAN USAHATANI CAMPURAN BERDASARKAN PENGELOMPOKAN JENIS TANAMAN”. AGRI-SOSIOEKONOMI 12, no. 2A (July 1, 2016): 77–90. Accessed May 5, 2024. https://ejournal.unsrat.ac.id/v3/index.php/jisep/article/view/12601.