“KELEMBAGAAN PEMASARAN KOMODITAS JAGUNG DI KAWASAN SENTRA PRODUKSI (THE MARKETING INSTITUTIONAL OF CORN COMMODITY IN THE REGION OF PRODUCTION CENTER)”. Inovasi 14, no. 1 (August 8, 2018): 91–101. Accessed January 11, 2026. https://jurnal.sumutprov.go.id/index.php/inovasi/article/view/91.