Widya Sari, Francisca Wenny Astriani, and Rita Herawaty Br Bangun. “Analisis Peranan Sektor Pertanian, Kehutanan Dan Perikanan Pada Perekonomian Kabupaten Deli Serdang”. Agroland: Jurnal Ilmu-ilmu Pertanian 26, no. 3 (December 16, 2019): 198 - 211. Accessed November 22, 2024. http://103.245.72.23/index.php/agrolandnasional/article/view/994.