Gurning, Riris Nadia, Nurhajijah Nurhajijah, Salsabila Salsabila, Sakral Puarada, and Wildani Lubis. “Analysis of Marketing Channels And Marketing Efficiency of Corn Farmers (Zea Mays L) Tanjung Morawa”. AGRITEPA: Jurnal Ilmu dan Teknologi Pertanian 11, no. 1 (June 19, 2024): 129-142. Accessed June 30, 2024. https://jurnal.unived.ac.id/index.php/agritepa/article/view/5089.