Nasution, Myrna Pratiwi. “KARAKTERISTIK PETANI KELAPA SAWIT DI KABUPATEN LABUHAN BATU UTARA”. Agriprimatech 3, no. 1 (April 26, 2020): 46–52. Accessed April 2, 2026. http://139.162.50.187/index.php/Agriprimatech/article/view/922.