Mokalu, K.; Sondakh, M. F. L.; Mandei, J. R. ANALISIS BIAYA DAN PENDAPATAN USAHATANI KENTANG DESA SINISIR KECAMATAN MODOINDING (Costs and Income Analysis of Potato Farming in Sinisir Village, Modoinding District). AGRIRUD 2022, 4, 111-122.