Manambangtua, Alfred P, Ronald T.P. Hutapea, and Jerry Wungkana. “ANALISIS USAHATANI AREN (Arenga Pinnata Merr) DI KOTA TOMOHON, SULAWESI UTARA”. Jurnal Sosial Ekonomi Pertanian 14, no. 1 (February 25, 2018): 85-92. Accessed April 28, 2024. http://journal.unhas.ac.id/index.php/jsep/article/view/3626.